{"id":8898,"date":"2022-02-22T13:46:29","date_gmt":"2022-02-22T10:46:29","guid":{"rendered":"https:\/\/alfacash.blog\/?page_id=8898"},"modified":"2025-06-29T19:30:07","modified_gmt":"2025-06-29T16:30:07","slug":"alfacash-glossary","status":"publish","type":"page","link":"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/","title":{"rendered":"Glossaire"},"content":{"rendered":"<div class=\"ts-row blocks cf wpb_row\"><div class=\"wpb_column vc_column_container vc_col-sm-12 col-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element post-content\">\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<div class=\"glossary-term-bar\"><span class=\"glossary-link-initial-item\"><a href=\"#glossary-a\">une<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-b\">b<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-c\">c<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-d\">d<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-h\">h<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-l\">l<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-m\">m<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-n\">n<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-o\">o<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-p\">p<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-q\">q<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-s\">s<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-t\">t<\/a><\/span><span class=\"glossary-link-initial-item\"><a href=\"#glossary-w\">w<\/a><\/span><\/div><div class=\"glossary-term-list\"><div class=\"glossary-block glossary-block-a\"><span class=\"glossary-letter\" id=\"glossary-a\">une<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/cryptocurrency-address\/\"><span itemprop=\"name\">Adresse<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><p>Une adresse est une blockchain \u00e9quivalente \u00e0 un num\u00e9ro de compte bancaire dans le syst\u00e8me financier traditionnel, ou \u00e0 une adresse e-mail. Vous pouvez partager votre adresse avec toute personne susceptible de vous envoyer des fonds. Chaque crypto-monnaie a un type d&#039;adresse diff\u00e9rent : par exemple, les adresses BTC commencent par 1, 3 ou bc1 ; mais les adresses Ethereum commencent par 0x.<\/p>  <!-- wp:paragraph --> <p><\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-b\"><span class=\"glossary-letter\" id=\"glossary-b\">b<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/bitcoin\/\"><span itemprop=\"name\">Bitcoin<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\">Bitcoin est la premi\u00e8re monnaie num\u00e9rique d\u00e9centralis\u00e9e. Elle a \u00e9t\u00e9 cr\u00e9\u00e9e en 2009, par un fondateur anonyme ou un groupe de fondateurs passant par Satoshi Nakamoto.<\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/bloquer-2\/\"><span itemprop=\"name\">Bloquer<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\">Une collection de transactions de crypto-monnaie. Toutes les quelques minutes (ou secondes, selon la blockchain), un mineur ou un validateur v\u00e9rifie l&#039;ordre des transactions d&#039;un bloc. Le bloc est ensuite ajout\u00e9 \u00e0 la blockchain, qui conserve l&#039;historique de tous les blocs. Chaque nouveau bloc ajout\u00e9 \u00e0 la blockchain augmente la difficult\u00e9 de r\u00e9\u00e9crire cet historique des transactions pass\u00e9es.<\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/blockchain-2\/\"><span itemprop=\"name\">Cha\u00eene de blocs<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\">La blockchain est un type de base de donn\u00e9es stockant un ensemble immuable de donn\u00e9es, v\u00e9rifiable par toute personne y ayant acc\u00e8s, via Internet. La blockchain Bitcoin stocke uniquement les transactions mon\u00e9taires, tandis que d&#039;autres blockchains comme Ethereum stockent \u00e9galement le code de contrat intelligent : des r\u00e8gles partag\u00e9es automatisant les transactions financi\u00e8res. V\u00e9rifiez plus <a href=\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ici<\/a>.<\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/btc-2\/\"><span itemprop=\"name\">BTC<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\">Abr\u00e9viation de Bitcoin.<\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/business-to-business-b2b\/\"><span itemprop=\"name\">Entreprise \u00e0 entreprise (B2B)<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\">Fait r\u00e9f\u00e9rence au processus par lequel deux entreprises \u00e9changent des biens ou des services. C&#039;est tr\u00e8s courant dans le monde des crypto-monnaies. V\u00e9rifiez plus <a href=\"https:\/\/alfacash.blog\/2021\/12\/10\/discover-advantages-blockchain-b2b-payments\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ici<\/a>.<\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-c\"><span class=\"glossary-letter\" id=\"glossary-c\">c<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/central-bank-digital-currencies-cbdcs\/\"><span itemprop=\"name\">Monnaies num\u00e9riques des banques centrales (CBDC)<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\">Ce sont des monnaies cryptographiques \u00e9mises et contr\u00f4l\u00e9es par les banques centrales. Tr\u00e8s similaires aux crypto-monnaies, mais elles sont centralis\u00e9es et enti\u00e8rement contr\u00f4l\u00e9es par l&#039;\u00e9metteur. V\u00e9rifiez plus <a href=\"https:\/\/alfacash.blog\/2021\/03\/21\/what-cbdc-why-every-country-wants-one\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ici<\/a>.<\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/cold-storage\/\"><span itemprop=\"name\">Chambre froide<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\">Une cl\u00e9 priv\u00e9e qui n&#039;est pas accessible depuis Internet. Le stockage \u00e0 froid typique est une cl\u00e9 USB, un ordinateur hors ligne ou un portefeuille papier (voir ci-dessous).<\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/portefeuille-froid\/\"><span itemprop=\"name\">Portefeuille froid<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\">Un portefeuille de crypto-monnaie en chambre froide (hors ligne d&#039;Internet).<\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/confirmations\/\"><span itemprop=\"name\">Confirmations<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\">Dans Bitcoin et d&#039;autres crypto-monnaies, une transaction est confirm\u00e9e (valide) lorsqu&#039;elle est incluse dans un bloc. Chaque nouveau bloc ajoute une nouvelle confirmation et augmente le co\u00fbt d&#039;inversion. Diff\u00e9rents marchands peuvent exiger un nombre diff\u00e9rent de confirmations. Dans Bitcoin, trois confirmations sont g\u00e9n\u00e9ralement requises.<\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/crypto-monnaie\/\"><span itemprop=\"name\">Crypto-monnaie<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>A digital currency running on a blockchain and built with cryptography. Contrary to central-bank issued currency, cryptocurrency issuance rules are public for everyone to verify and the prices depend on supply and demand. Check more <a href=\"https:\/\/alfacash.blog\/2020\/08\/18\/what-is-cryptocurrency-why-should-care-reasons\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ici<\/a>.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/cryptography\/\"><span itemprop=\"name\">Cryptographie<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>La cryptographie est la base math\u00e9matique d&#039;une communication s\u00e9curis\u00e9e qui permet uniquement \u00e0 l&#039;exp\u00e9diteur et au destinataire pr\u00e9vu d&#039;un message de voir son contenu. Les m\u00e9thodes cryptographiques de Bitcoin prouvent chaque transaction ainsi que l&#039;historique complet des transactions.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-d\"><span class=\"glossary-letter\" id=\"glossary-d\">d<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/decentralisation\/\"><span itemprop=\"name\">D\u00e9centralisation<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Le transfert de contr\u00f4le d&#039;une entit\u00e9 centrale \u00e0 de nombreuses entit\u00e9s plus petites. G\u00e9n\u00e9ralement, les crypto-monnaies sont d\u00e9centralis\u00e9es. Chaque transaction cryptographique est v\u00e9rifi\u00e9e par un r\u00e9seau d\u00e9centralis\u00e9 d&#039;ordinateurs dans le monde entier. Personne, entreprise ou gouvernement, ne peut arr\u00eater une transaction ou modifier l&#039;historique de la blockchain.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/distribue\/\"><span itemprop=\"name\">Distribu\u00e9<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Un syst\u00e8me distribu\u00e9 est constitu\u00e9 de composants qui s&#039;ex\u00e9cutent sur diff\u00e9rents ordinateurs en r\u00e9seau, qui communiquent et coordonnent leurs actions en partageant des messages. Bitcoin est un syst\u00e8me distribu\u00e9.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-h\"><span class=\"glossary-letter\" id=\"glossary-h\">h<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/hacher\/\"><span itemprop=\"name\">Hacher<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>A hash is a mathematical function that turns a set of data into a short string of random numbers and letters. Hashes in cryptocurrencies serve as unique identifier for transactions.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/portefeuille-chaud\/\"><span itemprop=\"name\">Portefeuille chaud<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Un portefeuille de crypto-monnaie connect\u00e9 \u00e0 Internet. Les portefeuilles mobiles ou de navigateur typiques sont des portefeuilles chauds.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-l\"><span class=\"glossary-letter\" id=\"glossary-l\">l<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/ledger\/\"><span itemprop=\"name\">registre<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Un grand livre est comme une feuille de calcul qui permet de savoir quelles adresses poss\u00e8dent combien de bitcoins. La blockchain Bitcoin est un registre distribu\u00e9 et d\u00e9centralis\u00e9. Il ne faut pas le confondre avec \u00ab Ledger \u00bb, une entreprise derri\u00e8re des portefeuilles mat\u00e9riels.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-m\"><span class=\"glossary-letter\" id=\"glossary-m\">m<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/miner\/\"><span itemprop=\"name\">Mineur<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Miners secure some blockchain networks by ordering crypto transactions into blocks and verifying the blocks of other miners. For this work, miners get rewarded with transaction fees and newly issued coins, if the global supply is still on process. Anyone with a computer, Internet, and electricity can be a miner.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/piscines-minieres\/\"><span itemprop=\"name\">Piscines mini\u00e8res<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Des milliers de mineurs se disputent la r\u00e9compense qui n&#039;est pay\u00e9e qu&#039;une seule fois par bloc. Les mineurs qui rejoignent un pool de minage se promettent de partager la r\u00e9compense \u00e0 parts \u00e9gales, ce qui rend la r\u00e9compense plus pr\u00e9visible. Plusieurs entreprises proposent des plateformes de pools de minage pour les mineurs du monde entier.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/multi-signature\/\"><span itemprop=\"name\">Multi-signature<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Also \u201cmultisig\u201d. While normal crypto wallets need only one private key to make a transaction, multisig wallets need keys from multiple parties. It\u2019s comparable to shared bank accounts. Other blockchains, like Ethereum, provide advanced multisig features, like setting different permissions per users and apps.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-n\"><span class=\"glossary-letter\" id=\"glossary-n\">n<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/node\/\"><span itemprop=\"name\">N\u0153ud<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Un n\u0153ud blockchain est un serveur qui t\u00e9l\u00e9charge l&#039;historique des transactions et le partage avec d&#039;autres n\u0153uds du r\u00e9seau. Chaque mineur ou validateur est un n\u0153ud du r\u00e9seau.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-o\"><span class=\"glossary-letter\" id=\"glossary-o\">o<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/open-source\/\"><span itemprop=\"name\">Open source<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Logiciel ouvert \u00e0 tous pour modification, copie, partage ou d\u00e9veloppement. Le code des blockchains comme Ethereum et Bitcoin est Open Source, pour que quiconque puisse le v\u00e9rifier et l&#039;am\u00e9liorer.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-p\"><span class=\"glossary-letter\" id=\"glossary-p\">p<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/paper-wallet\/\"><span itemprop=\"name\">Portefeuille en papier<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Un morceau de papier (ou un autre mat\u00e9riau, parfois) contenant une cl\u00e9 priv\u00e9e ou une phrase mn\u00e9monique pour d\u00e9verrouiller un portefeuille de crypto-monnaie.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/peer-to-peer\/\"><span itemprop=\"name\">Peer-to-Peer<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>A peer-to-peer (P2P) network or service works with interconnected nodes (\"peers\") that share resources with each other without the use of a centralized administrator. The Bitcoin network is peer-to-peer.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/cle-privee-2\/\"><span itemprop=\"name\">Cl\u00e9 priv\u00e9e<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Cl\u00e9 cryptographique utilis\u00e9e avec un algorithme pour chiffrer et d\u00e9chiffrer les donn\u00e9es. Une cl\u00e9 priv\u00e9e de crypto-monnaie vous permet d&#039;acc\u00e9der \u00e0 des fonds dans un portefeuille. La phrase mn\u00e9monique habituelle (12 mots al\u00e9atoires ou plus) offerte par les portefeuilles pour r\u00e9cup\u00e9rer vos fonds dans d&#039;autres appareils est un &quot;r\u00e9sum\u00e9&quot; de cette cl\u00e9 priv\u00e9e. V\u00e9rifiez plus <a href=\"https:\/\/alfacash.blog\/2021\/09\/15\/public-private-keys-why-important-keep-your-coins\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ici<\/a>.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/proof-of-stake\/\"><span itemprop=\"name\">Preuve d&#039;enjeu<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Proof of Stake (PoS) was created as an alternative to Proof of Work (POW), supporting cheaper and faster transactions. It requires a certain number of coins from validators to be locked up, in order for the network to reach consensus. PoS is seen as a greener alternative than PoW, since it doesn\u2019t need energy to work. Check more <a href=\"https:\/\/alfacash.blog\/2021\/01\/24\/what-proof-of-stake-pos-coins-passive-income\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ici<\/a>.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/proof-of-work\/\"><span itemprop=\"name\">Preuve de travail<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Proof of Work (PoW) lets one party proof the execution of an algorithm to another party. In the Bitcoin PoW system, miners proof the validity of the transaction in a block. This way, the PoW consensus algorithm solves the 'double-spending problem' making it impossible for one party to create new Bitcoin without the agreement of the other participants. The work, in this case, uses electricity to solve these complicated algorithms. Check more <a href=\"https:\/\/alfacash.blog\/2020\/08\/25\/cryptocurrency-mining-dummies-how-works\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ici<\/a>.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/public-key\/\"><span itemprop=\"name\">Cl\u00e9 publique<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>A public key can be used by anyone to encrypt messages for a particular recipient. In cryptocurrencies, this key enables anyone to receive bitcoin.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-q\"><span class=\"glossary-letter\" id=\"glossary-q\">q<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/qr-code\/\"><span itemprop=\"name\">QR Code<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Repr\u00e9sentation graphique d&#039;une cl\u00e9 publique ou priv\u00e9e. La num\u00e9risation des codes QR est un moyen simple de partager des cl\u00e9s entre les appareils, en particulier les ordinateurs de bureau et les t\u00e9l\u00e9phones mobiles.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-s\"><span class=\"glossary-letter\" id=\"glossary-s\">s<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/satoshi-nakamoto\/\"><span itemprop=\"name\">Satoshi Nakamoto<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>L&#039;inventeur du Bitcoin, qui pourrait \u00eatre une personne ou un groupe de personnes qui a publi\u00e9 le livre blanc original du Bitcoin en 2008. En savoir plus <a href=\"https:\/\/alfacash.blog\/2020\/10\/15\/who-satoshi-nakamoto-mysterious-bitcoin-creator\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ici<\/a>.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/sha-256\/\"><span itemprop=\"name\">SHA-256<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>The hash function used in the bitcoin mining process to verify transactions. Average users don\u2019t need this knowledge to use cryptos.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/signature\/\"><span itemprop=\"name\">Signature<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Signature in Bitcoin or other blockchain protocols are used to provide a proof about private key ownership without having to reveal the key.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-t\"><span class=\"glossary-letter\" id=\"glossary-t\">t<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/transaction\/\"><span itemprop=\"name\">Transaction<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>A cryptocurrency transaction is an entry on the blockchain ledger, noting sender, receiver and number of coins transacted.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/transaction-fee\/\"><span itemprop=\"name\">Frais de transaction<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>Pour r\u00e9compenser les mineurs ou les validateurs pour le travail de commande des transactions et de v\u00e9rification des blocs, un certain co\u00fbt doit \u00eatre pay\u00e9 par les utilisateurs sur chaque transaction. Ces frais peuvent varier dans le temps, car ils sont d\u00e9finis par la demande de transactions. Cependant, il est g\u00e9n\u00e9ralement tr\u00e8s faible, m\u00eame inf\u00e9rieur \u00e0 $1. Peu importe le montant \u00e9chang\u00e9.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><div class=\"glossary-block glossary-block-w\"><span class=\"glossary-letter\" id=\"glossary-w\">w<\/span><ul><li><span class=\"glossary-link-item\" itemscope itemtype=\"https:\/\/schema.org\/DefinedTerm\"><a itemprop=\"inDefinedTermSet\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/portefeuille\/\"><span itemprop=\"name\">Portefeuille<\/span><\/a> - <span itemprop=\"description\" class=\"glossary-list-term-content\"><!-- wp:paragraph --> <p>A crypto wallet is a user-friendly software or hardware used to manage private keys. There are software wallets for desktop computers, mobile phones and browsers; and hardware wallets with different prices and features. They enable users to manage funds and interact with smart contract blockchains like Ethereum. Check more <a href=\"https:\/\/alfacash.blog\/2021\/02\/03\/how-to-choose-first-crypto-wallet-tips-tricks\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ici<\/a>.<\/p> <!-- \/wp:paragraph --><\/span><\/span><\/li><\/ul><\/div><\/div><br \/>\u00a0<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div class=\"ts-row blocks cf wpb_row\"><div class=\"wpb_column vc_column_container vc_col-sm-12 col-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><section class=\"vc_cta3-container\"><div class=\"vc_general vc_cta3 vc_cta3-style-classic vc_cta3-shape-rounded vc_cta3-align-center vc_cta3-color-classic vc_cta3-icon-size-md vc_cta3-actions-bottom\"><div class=\"vc_cta3_content-container\"><div class=\"vc_cta3-content\"><header class=\"vc_cta3-content-header\"><h2>Hey! Do you want to know some crypto slang and abbreviations?<\/h2><\/header><p>Check our article about classic crypto terms: FOMO, DYOR, HODL, and more!<\/p>\n<\/div><div class=\"vc_cta3-actions\"><div class=\"vc_btn3-container vc_btn3-center\" ><a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-primary\" href=\"https:\/\/alfacash.blog\/fr\/2020\/10\/28\/fomo-btfd-dyor-other-crypto-terms-you-should-know\/%c2%a0\/\" title=\"\" target=\"_blank\">Crypto terms you should know<\/a><\/div><\/div><\/div><\/div><\/section><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"abcdhlmnopqstwaAddress - An address is a blockchain equivalent to a bank account number in the traditional financial system, or an email address. You can share your address with anyone who should be able to send funds to you. Every cryptocurrency has a different type of address: for example, BTC addresses start with 1, 3, or","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-blocks.php","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-8898","page","type-page","status-publish"],"featured_image_src":null,"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.4 (Yoast SEO v25.4) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Glossary - alfa.cash blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Glossary\" \/>\n<meta property=\"og:url\" content=\"https:\/\/alfacash.blog\/fr\/alfacash-glossary\/\" \/>\n<meta property=\"og:site_name\" content=\"alfa.cash blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/alfacashstore\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-29T16:30:07+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@AlfacashStore\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/alfacash.blog\/alfacash-glossary\/\",\"url\":\"https:\/\/alfacash.blog\/alfacash-glossary\/\",\"name\":\"Glossary - 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