{"id":3985,"date":"2020-08-30T04:28:18","date_gmt":"2020-08-30T01:28:18","guid":{"rendered":"https:\/\/alfacash.blog\/?p=3985"},"modified":"2024-02-19T21:53:20","modified_gmt":"2024-02-19T18:53:20","slug":"babuk-mi-a-blokklanc-hogyan-mukodik","status":"publish","type":"post","link":"https:\/\/alfacash.blog\/hu\/2020\/08\/30\/babuk-mi-a-blokklanc-hogyan-mukodik\/","title":{"rendered":"B\u00e1buknak: mi az a blokkl\u00e1nc \u00e9s hogyan m\u0171k\u00f6dik?"},"content":{"rendered":"

Blockchain \u00e9s m\u00e9g t\u00f6bb blockchain! Ez jelenleg elterjedt kifejez\u00e9s, szinte divat a v\u00e1llalati szf\u00e9r\u00e1ban. Mindenki szeretne valamit blokkl\u00e1nccal, m\u00e9g akkor is, ha nem tudja pontosan, mi az a \u201eblokkl\u00e1nc\u201d. Valami a kriptop\u00e9nzekr\u0151l, igaz? Valami olyasmi, mint egy \u00faj szuper-technik\u00e1s dologamajig, igaz?<\/p>\n\n\n\n

Nem pontosan, bar\u00e1tom. Teh\u00e1t elkezdhetj\u00fck kijelenteni, hogy mi NEM egy blokkl\u00e1nc, \u00e9s mi NEM:<\/p>\n\n\n\n

* A blokkl\u00e1nc nem kriptovaluta.
* A Blockchain nem befektet\u00e9si platform.
* A Blockchain nem a nagyobb ny\u00edlt forr\u00e1sk\u00f3d\u00fa platform.
* A blokkl\u00e1nc nem lehet elosztott rendszer.
* A blokkl\u00e1nc nem lehet a decentraliz\u00e1lt<\/em> rendszer.
* A blokkl\u00e1nc nem var\u00e1zslatos.
* A Blockchain nem tudja megoldani az \u00f6sszes probl\u00e9m\u00e1t.
* A Blockchain semmilyen m\u00f3don nem n\u00f6velheti bev\u00e9teleit.
 <\/strong><\/p>\n\n\n\n

Minden tiszta? Akkor kezdhetj\u00fck tanulni<\/a> mi is az a \u201eblokkl\u00e1nc\u201d val\u00f3j\u00e1ban \u00e9s mi a c\u00e9lja az univerzumban.<\/p>\n\n\n\n

A blokkl\u00e1nc\u2026<\/strong><\/h2>\n\n\n\n

Ez a dolog nem m\u00e1s, mint egy digit\u00e1lisan titkos\u00edtott v\u00e1ltozat k\u00f6nyvel\u00e9si f\u0151k\u00f6nyve.<\/strong> Unalmasnak hangzik? Nos, \u0151szint\u00e9n sz\u00f3lva el\u00e9g unalmas. Hol van benne a var\u00e1zslat? Mi\u00e9rt mindenki annyira izgatott? \u00c9s mi\u00e9rt van ennek a dolognak k\u00f6ze kriptovalut\u00e1kkal?<\/a> Magyar\u00e1zzuk el.<\/p>\n\n\n\n

Tizenk\u00e9t \u00e9vvel ezel\u0151tt a Satoshi Nakamoto n\u00e9ven ismert szem\u00e9ly (vagy embercsoport) megb\u00edzhatatlanul pr\u00f3b\u00e1lta megoldani a digit\u00e1lis k\u00e9szp\u00e9nz kett\u0151s kiad\u00e1si probl\u00e9m\u00e1j\u00e1t. Rendben! Lass\u00edthatunk egy kicsit. A kett\u0151s k\u00f6lt\u00e9s alapvet\u0151en ugyanazon digit\u00e1lis p\u00e9nzt k\u00f6lti el t\u00f6bbsz\u00f6r (ahogy annak lennie kell). Szinte mindent \u00e1tm\u00e1solhat \u00e9s beilleszthet az internetre, mi\u00e9rt ne a p\u00e9nzt?<\/p>\n\n\n\n

Az ilyen viselked\u00e9s elker\u00fcl\u00e9se \u00e9rdek\u00e9ben megb\u00edztunk a k\u00f6zpontos\u00edtott int\u00e9zm\u00e9nyekben, p\u00e9ld\u00e1ul a bankokban \u00e9s a korm\u00e1nyokban. Miut\u00e1n elk\u00fcldte elektronikus banki \u00e1tutal\u00e1s\u00e1t, a bank rendszere levonja ezt a p\u00e9nzt az \u00d6n sz\u00e1ml\u00e1j\u00e1r\u00f3l. Ha nem lenn\u00e9nek ott, val\u00f3sz\u00edn\u0171leg az emberek csak t\u00f6bbsz\u00f6r k\u00f6lten\u00e9k ugyanazt a p\u00e9nzt. \u00c9s ez olyan, mint egy rabl\u00e1s.<\/p>\n\n\n\n

\u00cdgy, Satoshi automatikus rendszerben gondolkodott ezen k\u00f6zpontos\u00edtott int\u00e9zm\u00e9nyek helyettes\u00edt\u00e9s\u00e9n <\/strong>\u00e9s lehet\u0151v\u00e9 teszi a digit\u00e1lis k\u00e9szp\u00e9nz egyidej\u0171 felhaszn\u00e1l\u00e1s\u00e1t a kett\u0151s kiad\u00e1si probl\u00e9ma n\u00e9lk\u00fcl. Ezut\u00e1n megragadott egyfajta k\u00eds\u00e9rleti kriptogr\u00e1fiai (titkos\u00edtott) adatb\u00e1zist, amelyet a 70-es \u00e9vekben hoztak l\u00e9tre, \u00e9s \u00f6sszekeverte m\u00e1s technikai elemekkel, hogy l\u00e9trehozza az els\u0151 decentraliz\u00e1lt digit\u00e1lis valut\u00e1t kett\u0151s kiad\u00e1si probl\u00e9ma n\u00e9lk\u00fcl. \u00c9s az Bitcoin 2009-ben sz\u00fcletett!<\/p>\n\n\n\n

\"\"
Gerd Altmann \/ Pixabay k\u00e9pe<\/figcaption><\/figure><\/div>\n\n\n\n

Ez a k\u00eds\u00e9rleti kriptogr\u00e1fiai adatb\u00e1zis a h\u00edres blokkl\u00e1nc, annak ellen\u00e9re, hogy akkor m\u00e9g senki sem tudta. M\u00e9g Satoshi sem: j\u00f6tt a n\u00e9v Bitcoin ut\u00e1n<\/a>. Mi\u00e9rt nem a \u201eblockchain\u201d helyett a \u201ecrypto-database\u201d vagy valami hasonl\u00f3? Nos, ez az\u00e9rt van, mert az adatb\u00e1zis val\u00f3j\u00e1ban\u2026 blokkok l\u00e1ncolata, ahogy hangzik. Digit\u00e1lis blokkok.<\/p>\n\n\n\n

Hogyan m\u0171k\u00f6dnek a blokkok?<\/strong><\/h2>\n\n\n\n

Minden \u201eblokk\u201d egy kis adatt\u00e1rol\u00f3<\/strong> (monet\u00e1ris tranzakci\u00f3k, kriptovaluta esetben), az \u00f6sszes t\u00f6bbihez (m\u00falt \u00e9s j\u00f6v\u0151) l\u00e1ncolva, \u00fagynevezett \u201ehashekkel\u201d. Ezek az adatok egy \u00f6sszetett algoritmuson kereszt\u00fcl t\u00f6rt\u00e9n\u0151 tov\u00e1bb\u00edt\u00e1s\u00e1nak titkos\u00edtott eredm\u00e9nyei. Valami ilyesmi (ha a SHA256 algoritmus<\/a>):<\/p>\n\n\n\n

* Kezdeti adatok: 1 BTC-t utalt \u00e1t Mike-nak.
* \u00d6sszevont adatok: 710DAEB54021CCD83046E4FA16106E4DC10E5D617E4C28F61CE29C29CFAE823E<\/p>\n\n\n\n

Minden kivonat egyedi identit\u00e1st k\u00e9pvisel minden tranzakci\u00f3hoz \u00e9s minden l\u00e9tez\u0151 blokkhoz (tranzakci\u00f3k csoportj\u00e1hoz). Mindezek az identit\u00e1sok matematikailag k\u00e9s\u0151bb egyes\u00fclnek egym\u00e1ssal, \u00edgy \u201el\u00e1ncolva\u201d magukat. Teh\u00e1t, ha b\u00e1rki megpr\u00f3b\u00e1lja megcsalni, megv\u00e1ltozik a tranzakci\u00f3j\u00e1nak hashja (az egyedi identit\u00e1s); \u00e9s ha megv\u00e1ltozik, akkor l\u00e1nc n\u00e9lk\u00fcl marad \u00e9s automatikusan \u00e9rv\u00e9nytelen lesz.<\/p>\n\n\n\n

\"\"
K\u00e9p: Christine Schmidt \/ Pixabay<\/figcaption><\/figure><\/div>\n\n\n\n

Eml\u00e9kezz\u00fcnk p\u00e9ld\u00e1ul a kezdeti adatainkra (1 BTC-t utalt \u00e1t Mike-nak). Ha m\u00e9g egy kis karaktert is megv\u00e1ltoztatunk odabent, akkor a hash is radik\u00e1lisan megv\u00e1ltozik:<\/p>\n\n\n\n

* Kezdeti adatok: 2 BTC-t utalt \u00e1t Mike-nak.
* \u00d6sszevont adatok: 005002AC29AE0D1944110DB27CC73E9090F013B15207D84F2086B8646DAF549E<\/p>\n\n\n\n

A tranzakci\u00f3 m\u00e1r nem \u00e9rv\u00e9nyes, \u00e9s te, szeg\u00e9ny haland\u00f3, nem tudod megt\u00e9veszteni a blokkl\u00e1nc-rendszert. M\u00e9g akkor is, ha a hat\u00f3s\u00e1gok nem fel\u00fcgyelnek. Most azonban szimul\u00e1ljuk a tranzakci\u00f3k k\u00f6z\u00f6tti \u201e\u00f6sszevon\u00e1st\u201d. Tegy\u00fck fel, hogy ezek a kivonatok val\u00f3ban \u00e9rv\u00e9nyesek, \u00e9s k\u00e9t k\u00fcl\u00f6nb\u00f6z\u0151 blokk azonoss\u00e1g\u00e1t jelentik. Hogyan l\u00e1ncol\u00f3dnak egym\u00e1shoz? Term\u00e9szetesen \u00f6sszeszedik magukat.<\/strong> \u00cdgy:<\/p>\n\n\n\n

* Kezdeti adatok:
710DAEB54021CCD83046E4FA16106E4DC10E5D617E4C28F61CE29C29CFAE823E
005002AC29AE0D1944110DB27CC73E9090F013B15207D84F2086B8646DAF549E
* \u00d6sszevont adatok: EDFE12B5DB008F6491BA671DBE6BA25BD89BD6445B5003E9B3789605DBD24AD8<\/p>\n\n\n\n

\u00c9s ez az! Ha valamit meg akar v\u00e1ltoztatni \u00e9s \u00e9rv\u00e9nyess\u00e9 tenni, akkor el\u0151sz\u00f6r meg kell fejtenie \u00e9s meg kell v\u00e1ltoztatnia a l\u00e9tez\u0151 \u00f6sszes blokkot. Sok sikert hozz\u00e1.<\/p>\n\n\n\n

A blokkl\u00e1nc nem m\u0171k\u00f6dik egyed\u00fcl<\/strong><\/h2>\n\n\n\n

A matematika ellen\u00e9re ez a kifinomult f\u0151k\u00f6nyv \u00f6nmag\u00e1ban nem m\u0171k\u00f6dhet. Sz\u00fcks\u00e9ge van a Satoshi \u00e1ltal hozz\u00e1adott tov\u00e1bbi elemekre: elosztott csom\u00f3pontok (\u00e9s emberek) h\u00e1l\u00f3zat\u00e1ra, a fent eml\u00edtett algoritmusra a tranzakci\u00f3k titkos\u00edt\u00e1s\u00e1hoz \u00e9s az \u00e9rv\u00e9nyes\u00edt\u0151k szab\u00e1lyainak megad\u00e1s\u00e1hoz, az elk\u00f6ltend\u0151 tranzakci\u00f3khoz vagy az \u201e\u00e9rm\u00e9khez\u201d, valamint a mag\u00e1n \u00e9s nyilv\u00e1nos kriptogr\u00e1fiai kulcsokhoz. Gyorsan ellen\u0151rizz\u00fck egyes\u00e9vel.<\/p>\n\n\n\n

Elosztott h\u00e1l\u00f3zat<\/strong> <\/h3>\n\n\n\n
\"\"
Gerd Altmann \/ Pixabay k\u00e9pe <\/em><\/figcaption><\/figure><\/div>\n\n\n\n

Nem a bankok vagy a korm\u00e1nyok, hanem valakinek valamilyen m\u00f3don ellen\u0151riznie kell a tranzakci\u00f3kat. A decentraliz\u00e1lt rendszerek (mint a legt\u00f6bb kriptovaluta) eset\u00e9ben ez egy elosztott h\u00e1l\u00f3zat lenne, amelyet sok ember a vil\u00e1g minden t\u00e1j\u00e1n, valamint sz\u00e1m\u00edt\u00f3g\u00e9peik \u00e9s berendez\u00e9seik (csom\u00f3pontjaik) \u00e1ltal teljes\u00edtett. K\u00fcl\u00f6n\u00f6sen az utols\u00f3kat.<\/p>\n\n\n\n

A dolog, a h\u00e1l\u00f3zat minden tagja (m\u00e1s n\u00e9ven: b\u00e1ny\u00e1sz vagy valid\u00e1tor<\/a>) a teljes blokkl\u00e1nc egy p\u00e9ld\u00e1nya van a hardver\u00fckben<\/strong>\u00e9s speci\u00e1lis szoftver\u00fck vagy b\u00e1ny\u00e1szati felszerel\u00e9s\u00fck felel\u0151s minden \u00faj \u00fcgylet ellen\u0151rz\u00e9s\u00e9\u00e9rt \u00e9s nyilv\u00e1ntart\u00e1s\u00e1\u00e9rt, valamint \u00faj \u201e\u00e9rm\u00e9k\u201d ver\u00e9s\u00e9\u00e9rt; a rendszer algoritmusa \u00e1ltal meghat\u00e1rozott matematikai szab\u00e1lyokat k\u00f6vetve. Az eredm\u00e9nynek mindig azonosnak kell lennie a legt\u00f6bb \u00e9rv\u00e9nyes\u00edt\u0151 eset\u00e9ben, k\u00fcl\u00f6nben a tranzakci\u00f3 vagy a blokk \u00e9rv\u00e9nytelen lesz.<\/p>\n\n\n\n

Konszenzusos algoritmus <\/strong><\/h2>\n\n\n\n
\"\"
K\u00e9p: Tomasz Miko\u0142ajczyk \/ Pixabay<\/figcaption><\/figure><\/div>\n\n\n\n

Meghat\u00e1rozhatunk egy algoritmust olyan l\u00e9p\u00e9sek \u00e9s m\u00f3dszerek \u00f6sszess\u00e9gek\u00e9nt, amelyek - matematik\u00e1val - meghat\u00e1rozott eredm\u00e9ny el\u00e9r\u00e9se vagy probl\u00e9ma megold\u00e1sa c\u00e9lj\u00e1b\u00f3l \u00e9p\u00fclnek fel. Nagyon sok algoritmus l\u00e9tezik, \u00e9s nem mindegyik dolgozik blokkl\u00e1nc fel\u00e9p\u00edt\u00e9s\u00e9n. Nagyon bonyolultnak \u00e9s er\u0151snek kell lenni\u00fck a magas szint\u0171 biztons\u00e1g fenntart\u00e1sa \u00e9s a szab\u00e1lyok \u00e9rv\u00e9nyes\u00edt\u00e9se \u00e9rdek\u00e9ben.<\/p>\n\n\n\n

Nem minden kriptovaluta vagy blokkl\u00e1nc-rendszer ugyanazt az algoritmust haszn\u00e1lja.<\/strong> P\u00e9ld\u00e1ul Bitcoin<\/a>, az SHA256-ot haszn\u00e1lja (amit kor\u00e1bban haszn\u00e1ltunk), de az Ethereum az Ethash-et, a Zcash pedig az Equihash-t haszn\u00e1lja. K\u00fcl\u00f6nb\u00f6z\u0151 matematikai f\u00fcggv\u00e9nyek, de a c\u00e9l ugyanaz: az adatok titkos\u00edt\u00e1sa.  <\/p>\n\n\n\n

El nem k\u00f6lt\u00f6tt tranzakci\u00f3s kimenetek (UTXO-k) <\/strong><\/h3>\n\n\n\n
\"\"
K\u00e9p: Matthias Wewering \/ Pixabay <\/figcaption><\/figure><\/div>\n\n\n\n

Tudjuk, hogy a kifejez\u00e9s nehezen hangzik, de ezek \u00f6nmagukban a \u201edigit\u00e1lis \u00e9rm\u00e9k\u201d vagy tranzakci\u00f3k. Olyanok, mint a tulajdon t\u00f6red\u00e9kei, amelyek egym\u00e1ssal cser\u00e9l\u0151dnek. \u00d6sszehasonl\u00edthatja \u0151ket a fizikai p\u00e9nzt\u00e1rc\u00e1j\u00e1ban l\u00e9v\u0151 sz\u00e1ml\u00e1kkal vagy centekkel is.<\/p>\n\n\n\n

Priv\u00e1t \u00e9s nyilv\u00e1nos kriptogr\u00e1fiai kulcsok<\/strong><\/h3>\n\n\n\n
\"\"
K\u00e9p: IntelFreePress \/ Flickr<\/figcaption><\/figure><\/div>\n\n\n\n

Ezek olyan matematikai kulcsok, amelyek c\u00edmek\u00e9nt m\u0171k\u00f6dnek, hogy p\u00e9nzeket k\u00fcldjenek \u00e9s fogadjanak egy blokkl\u00e1ncon bel\u00fcl. A nyilv\u00e1nos kulcs olyan, mint egy banksz\u00e1mlasz\u00e1m:<\/strong> megoszthatja szabadon, hogy p\u00e9nzt kapjon. A priv\u00e1t kulcs viszont a tranzakci\u00f3k \u201eal\u00e1\u00edr\u00e1s\u00e1ra\u201d \u00e9s a val\u00f3di tulajdonos, valamint a p\u00e9nzeszk\u00f6z\u00f6k \u00e1tutal\u00e1si sz\u00e1nd\u00e9k\u00e1nak ellen\u0151rz\u00e9s\u00e9re szolg\u00e1l. M\u00e1s szavakkal, a mag\u00e1nkulcs olyan, mint egy jelsz\u00f3, \u00e9s mind a priv\u00e1t, mind a nyilv\u00e1nos kulcs \u201efi\u00f3kot\u201d alkot a kriptovalut\u00e1ban vagy a blokkl\u00e1ncban.<\/p>\n\n\n\n


A \u201eBlockchain\u201d nem mindig azt jelenti, hogy \u201edecentraliz\u00e1lt\u201d<\/strong><\/h2>\n\n\n\n

Mint eleinte mondtuk, el\u0151fordulhat, hogy egy blokkl\u00e1ncot nem osztanak sz\u00e9t \u00e9s nem lehet decentraliz\u00e1lt. V\u00e9g\u00fcl is csak egy kriptogr\u00e1fiai f\u0151k\u00f6nyv, \u00e9s a vele m\u0171k\u00f6d\u0151 t\u00f6bbi elem az alkot\u00f3ik ig\u00e9nyeinek megfelel\u0151en v\u00e1ltozhat.<\/p>\n\n\n\n

Satoshi Nakamoto volt az els\u0151, aki Bitcoin-vel haszn\u00e1lta, de a forr\u00e1sk\u00f3dot<\/a> mert ez a fajta f\u0151k\u00f6nyv nyilv\u00e1nos. M\u00e1solhat\u00f3, beilleszthet\u0151, m\u00f3dos\u00edthat\u00f3, s\u0151t eladhat\u00f3 is. Teh\u00e1t sok ember (\u00e9s v\u00e1llalkoz\u00e1s) szerte a vil\u00e1gon kipr\u00f3b\u00e1lta ezt a technol\u00f3gi\u00e1t saj\u00e1t felhaszn\u00e1l\u00e1s\u00e1ra, m\u00e9g a kriptovalut\u00e1kon k\u00edv\u00fcl is. A bankokat nem z\u00e1rj\u00e1k ki: szeretik a blokkl\u00e1ncokat \u00faj fizet\u00e9si platformok l\u00e9trehoz\u00e1s\u00e1hoz. \u00c9s ahogy elk\u00e9pzelheted, ezeket nem decentraliz\u00e1lt\u00e1k, hanem teljes m\u00e9rt\u00e9kben az int\u00e9zm\u00e9nyi h\u00e1l\u00f3zat ir\u00e1ny\u00edtja.<\/p>\n\n\n\n

El\u0151fordul, hogy a blokkl\u00e1ncok nem m\u0171k\u00f6dnek elosztott h\u00e1l\u00f3zatokkal, csak ellen\u0151rz\u00f6tt bels\u0151 h\u00e1l\u00f3zatokkal<\/strong>. Ehhez a platformhoz felhaszn\u00e1l\u00f3i enged\u00e9lyekre van sz\u00fcks\u00e9g az alkot\u00f3kt\u00f3l, ez\u00e9rt \u201eenged\u00e9lyezett\u201d vagy priv\u00e1t blokkl\u00e1ncoknak h\u00edvj\u00e1k \u0151ket. A m\u00e1sik oldalon a kriptovalut\u00e1k \u00e9s az olyan platformok, mint az Bitcoin, decentraliz\u00e1lt h\u00e1l\u00f3zatokkal m\u0171k\u00f6dnek. Ez \u201eenged\u00e9lytelenn\u00e9\u201d vagy nyilv\u00e1noss\u00e1 teszi \u0151ket.<\/p>\n\n\n\n

\n\n\n\n

Szeretne kereskedni BTC-vel, ETH-val \u00e9s m\u00e1s tokenekkel? Meg tudod csin\u00e1lni<\/em>\u00a0biztons\u00e1gosan\u00a0az Alfacash-n<\/a>! \u00c9s ne felejtsd el, hogy err\u0151l \u00e9s m\u00e9g sok minden m\u00e1sr\u00f3l besz\u00e9l\u00fcnk a k\u00f6z\u00f6ss\u00e9gi m\u00e9di\u00e1ban.

<\/em>Twitter<\/a>\u00a0*\u00a0T\u00e1virat<\/a>\u00a0*\u00a0Instagram<\/a> * Youtube<\/a>\u00a0*Facebook<\/a>\u00a0\u00a0*\u00a0Vkontakte<\/a><\/p>","protected":false},"excerpt":{"rendered":"

Mindenki szeretne valamit a blokkl\u00e1nccal, m\u00e9g akkor is, ha nem tudja pontosan, mi az a \u201eblokkl\u00e1nc\u201d. Sz\u00f3val, tal\u00e1ljuk ki!<\/p>","protected":false},"author":5,"featured_media":3747,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[48],"tags":[43,86,44,56,87,72],"class_list":{"0":"post-3985","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-learn","8":"tag-bitcoin","9":"tag-blockchain","10":"tag-decentralization","11":"tag-how-to","12":"tag-ledger","13":"tag-mining"},"featured_image_src":"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/08\/What-is-a-blockchain-deep-inside.svg","author_info":{"display_name":"Isabel P\u00e9rez","author_link":"https:\/\/alfacash.blog\/hu\/author\/isabel\/"},"yoast_head":"\nFor dummies: what is a blockchain and how it works? - alfa.cash blog<\/title>\n<meta name=\"description\" content=\"Everybody wants something with blockchain, even if they don\u2019t know exactly what a \u201cblockchain\u201d is. So, let's figure it out!\" \/>\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\/hu\/2020\/08\/30\/babuk-mi-a-blokklanc-hogyan-mukodik\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"For dummies: what is a blockchain and how it works?\" \/>\n<meta property=\"og:description\" content=\"Everybody wants something with blockchain, even if they don\u2019t know exactly what a \u201cblockchain\u201d is. So, let's figure it out!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/alfacash.blog\/hu\/2020\/08\/30\/babuk-mi-a-blokklanc-hogyan-mukodik\/\" \/>\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:published_time\" content=\"2020-08-30T01:28:18+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-02-19T18:53:20+00:00\" \/>\n<meta name=\"author\" content=\"Isabel P\u00e9rez\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@AlfacashStore\" \/>\n<meta name=\"twitter:site\" content=\"@AlfacashStore\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/\"},\"author\":{\"name\":\"Isabel P\u00e9rez\",\"@id\":\"https:\/\/alfacash.blog\/#\/schema\/person\/0c5d337f38e41e7ad754d6752d517749\"},\"headline\":\"For dummies: what is a blockchain and how it works?\",\"datePublished\":\"2020-08-30T01:28:18+00:00\",\"dateModified\":\"2024-02-19T18:53:20+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/\"},\"wordCount\":1453,\"publisher\":{\"@id\":\"https:\/\/alfacash.blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/08\/What-is-a-blockchain-deep-inside.svg\",\"keywords\":[\"bitcoin\",\"blockchain\",\"decentralization\",\"How to\",\"Ledger\",\"Mining\"],\"articleSection\":[\"Learn\"],\"inLanguage\":\"hu\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/\",\"url\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/\",\"name\":\"For dummies: what is a blockchain and how it works? - alfa.cash blog\",\"isPartOf\":{\"@id\":\"https:\/\/alfacash.blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/08\/What-is-a-blockchain-deep-inside.svg\",\"datePublished\":\"2020-08-30T01:28:18+00:00\",\"dateModified\":\"2024-02-19T18:53:20+00:00\",\"description\":\"Everybody wants something with blockchain, even if they don\u2019t know exactly what a \u201cblockchain\u201d is. So, let's figure it out!\",\"breadcrumb\":{\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#breadcrumb\"},\"inLanguage\":\"hu\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"hu\",\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#primaryimage\",\"url\":\"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/08\/What-is-a-blockchain-deep-inside.svg\",\"contentUrl\":\"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/08\/What-is-a-blockchain-deep-inside.svg\",\"width\":770,\"height\":500},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/alfacash.blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"For dummies: what is a blockchain and how it works?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/alfacash.blog\/#website\",\"url\":\"https:\/\/alfacash.blog\/\",\"name\":\"Alfacash Blog\",\"description\":\"Alfacash blog is about Crypto, Bitcoin, Ethereum, DeFi\",\"publisher\":{\"@id\":\"https:\/\/alfacash.blog\/#organization\"},\"alternateName\":\"alfacash.blog\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/alfacash.blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"hu\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/alfacash.blog\/#organization\",\"name\":\"Alfacash Blog\",\"alternateName\":\"alfacash.blog\",\"url\":\"https:\/\/alfacash.blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"hu\",\"@id\":\"https:\/\/alfacash.blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/alfacash.blog\/wp-content\/uploads\/2024\/02\/Transparent.svg\",\"contentUrl\":\"https:\/\/alfacash.blog\/wp-content\/uploads\/2024\/02\/Transparent.svg\",\"width\":696,\"height\":696,\"caption\":\"Alfacash Blog\"},\"image\":{\"@id\":\"https:\/\/alfacash.blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/alfacashstore\",\"https:\/\/x.com\/AlfacashStore\",\"https:\/\/t.me\/AlfacashCommunity\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/alfacash.blog\/#\/schema\/person\/0c5d337f38e41e7ad754d6752d517749\",\"name\":\"Isabel P\u00e9rez\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"hu\",\"@id\":\"https:\/\/alfacash.blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/43373ef58d2993ad0d7e7ca541859e533849fec2c4ad5f7a028689d120be1af8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/43373ef58d2993ad0d7e7ca541859e533849fec2c4ad5f7a028689d120be1af8?s=96&d=mm&r=g\",\"caption\":\"Isabel P\u00e9rez\"},\"description\":\"I'm a literature professional in the crypto world since 2016. It doesn't sound very compatible, but I've been learning and teaching about blockchain and cryptos for international portals since then. After hundreds of articles and diverse content about the topic, now you can find me here on Alfacash, working for more decentralization.\",\"sameAs\":[\"https:\/\/www.linkedin.com\/in\/isabel-prez-6b3786137\/\"],\"url\":\"https:\/\/alfacash.blog\/hu\/author\/isabel\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"For dummies: what is a blockchain and how it works? - alfa.cash blog","description":"Everybody wants something with blockchain, even if they don\u2019t know exactly what a \u201cblockchain\u201d is. So, let's figure it out!","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/alfacash.blog\/hu\/2020\/08\/30\/babuk-mi-a-blokklanc-hogyan-mukodik\/","og_locale":"hu_HU","og_type":"article","og_title":"For dummies: what is a blockchain and how it works?","og_description":"Everybody wants something with blockchain, even if they don\u2019t know exactly what a \u201cblockchain\u201d is. So, let's figure it out!","og_url":"https:\/\/alfacash.blog\/hu\/2020\/08\/30\/babuk-mi-a-blokklanc-hogyan-mukodik\/","og_site_name":"alfa.cash blog","article_publisher":"https:\/\/www.facebook.com\/alfacashstore","article_published_time":"2020-08-30T01:28:18+00:00","article_modified_time":"2024-02-19T18:53:20+00:00","author":"Isabel P\u00e9rez","twitter_card":"summary_large_image","twitter_creator":"@AlfacashStore","twitter_site":"@AlfacashStore","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#article","isPartOf":{"@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/"},"author":{"name":"Isabel P\u00e9rez","@id":"https:\/\/alfacash.blog\/#\/schema\/person\/0c5d337f38e41e7ad754d6752d517749"},"headline":"For dummies: what is a blockchain and how it works?","datePublished":"2020-08-30T01:28:18+00:00","dateModified":"2024-02-19T18:53:20+00:00","mainEntityOfPage":{"@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/"},"wordCount":1453,"publisher":{"@id":"https:\/\/alfacash.blog\/#organization"},"image":{"@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#primaryimage"},"thumbnailUrl":"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/08\/What-is-a-blockchain-deep-inside.svg","keywords":["bitcoin","blockchain","decentralization","How to","Ledger","Mining"],"articleSection":["Learn"],"inLanguage":"hu"},{"@type":"WebPage","@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/","url":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/","name":"For dummies: what is a blockchain and how it works? - alfa.cash blog","isPartOf":{"@id":"https:\/\/alfacash.blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#primaryimage"},"image":{"@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#primaryimage"},"thumbnailUrl":"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/08\/What-is-a-blockchain-deep-inside.svg","datePublished":"2020-08-30T01:28:18+00:00","dateModified":"2024-02-19T18:53:20+00:00","description":"Everybody wants something with blockchain, even if they don\u2019t know exactly what a \u201cblockchain\u201d is. So, let's figure it out!","breadcrumb":{"@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#breadcrumb"},"inLanguage":"hu","potentialAction":[{"@type":"ReadAction","target":["https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/"]}]},{"@type":"ImageObject","inLanguage":"hu","@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#primaryimage","url":"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/08\/What-is-a-blockchain-deep-inside.svg","contentUrl":"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/08\/What-is-a-blockchain-deep-inside.svg","width":770,"height":500},{"@type":"BreadcrumbList","@id":"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/alfacash.blog\/"},{"@type":"ListItem","position":2,"name":"For dummies: what is a blockchain and how it works?"}]},{"@type":"WebSite","@id":"https:\/\/alfacash.blog\/#website","url":"https:\/\/alfacash.blog\/","name":"Alfacash Blog","description":"Alfacash blog is about Crypto, Bitcoin, Ethereum, DeFi","publisher":{"@id":"https:\/\/alfacash.blog\/#organization"},"alternateName":"alfacash.blog","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/alfacash.blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"hu"},{"@type":"Organization","@id":"https:\/\/alfacash.blog\/#organization","name":"Alfacash Blog","alternateName":"alfacash.blog","url":"https:\/\/alfacash.blog\/","logo":{"@type":"ImageObject","inLanguage":"hu","@id":"https:\/\/alfacash.blog\/#\/schema\/logo\/image\/","url":"https:\/\/alfacash.blog\/wp-content\/uploads\/2024\/02\/Transparent.svg","contentUrl":"https:\/\/alfacash.blog\/wp-content\/uploads\/2024\/02\/Transparent.svg","width":696,"height":696,"caption":"Alfacash Blog"},"image":{"@id":"https:\/\/alfacash.blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/alfacashstore","https:\/\/x.com\/AlfacashStore","https:\/\/t.me\/AlfacashCommunity"]},{"@type":"Person","@id":"https:\/\/alfacash.blog\/#\/schema\/person\/0c5d337f38e41e7ad754d6752d517749","name":"Isabel P\u00e9rez","image":{"@type":"ImageObject","inLanguage":"hu","@id":"https:\/\/alfacash.blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/43373ef58d2993ad0d7e7ca541859e533849fec2c4ad5f7a028689d120be1af8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/43373ef58d2993ad0d7e7ca541859e533849fec2c4ad5f7a028689d120be1af8?s=96&d=mm&r=g","caption":"Isabel P\u00e9rez"},"description":"I'm a literature professional in the crypto world since 2016. It doesn't sound very compatible, but I've been learning and teaching about blockchain and cryptos for international portals since then. After hundreds of articles and diverse content about the topic, now you can find me here on Alfacash, working for more decentralization.","sameAs":["https:\/\/www.linkedin.com\/in\/isabel-prez-6b3786137\/"],"url":"https:\/\/alfacash.blog\/hu\/author\/isabel\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/posts\/3985","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/comments?post=3985"}],"version-history":[{"count":7,"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/posts\/3985\/revisions"}],"predecessor-version":[{"id":8739,"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/posts\/3985\/revisions\/8739"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/media\/3747"}],"wp:attachment":[{"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/media?parent=3985"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/categories?post=3985"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alfacash.blog\/hu\/wp-json\/wp\/v2\/tags?post=3985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}