[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.molekul.cz\/bitcoin\/#Article","mainEntityOfPage":"https:\/\/www.molekul.cz\/bitcoin\/","headline":"Bitcoin","name":"Bitcoin","description":"Hodilo by se asi nejd\u0159\u00edve vysv\u011btlit, co je obecn\u00fd n\u00e1zev kryptom\u011bna. Kryptom\u011bna je novodob\u00fd typ m\u011bny. Jedn\u00e1 se o digit\u00e1ln\u00ed m\u011bnu, pro kterou neexistuj\u00ed fyzick\u00e9 mince. Jsou to „elektronick\u00e9“ pen\u00edze.P\u0159e\u010d\u00edst","datePublished":"2020-09-12","dateModified":"2023-05-07","author":{"@type":"Person","@id":"https:\/\/www.molekul.cz\/author\/#Person","name":"","url":"https:\/\/www.molekul.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/bac9badfec1c8ddbfb42cc2a45bdd424bcac2f01b51b95470cbfd0bab9e793fd?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/bac9badfec1c8ddbfb42cc2a45bdd424bcac2f01b51b95470cbfd0bab9e793fd?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"molekul.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.molekul.cz\/wp-content\/uploads\/img_a341444_w2726_t1554042339.jpg","url":"https:\/\/www.molekul.cz\/wp-content\/uploads\/img_a341444_w2726_t1554042339.jpg","height":0,"width":0},"url":"https:\/\/www.molekul.cz\/bitcoin\/","about":["Finance"],"wordCount":432,"articleBody":"Hodilo by se asi nejd\u0159\u00edve vysv\u011btlit, co je obecn\u00fd n\u00e1zev kryptom\u011bna. Kryptom\u011bna je novodob\u00fd typ m\u011bny. Jedn\u00e1 se o digit\u00e1ln\u00ed m\u011bnu, pro kterou neexistuj\u00ed fyzick\u00e9 mince. Jsou to „elektronick\u00e9“ pen\u00edze. Z\u00e1kony \u010cesk\u00e9 Republiky se ov\u0161em k tomuto typu m\u011bny nechovaj\u00ed jak\u00e9 k pen\u011bz\u016fm, ale jako k v\u011bci. Jedn\u00e1 se o \u0161ifrovanou m\u011bnu. V\u011bt\u0161inou je navr\u017eena tak, aby nebylo mo\u017en\u00e9 monitorovat z jak\u00e9ho \u00fa\u010dtu do jak\u00e9ho m\u011bna byla p\u0159eps\u00e1na. To je velkou v\u00fdhodou pro nez\u00e1konn\u00e9 \u010dinnosti t\u0159eba na dark webu.Pojem „t\u011b\u017een\u00ed kryptom\u011bny“ jste ur\u010dit\u011b alespo\u0148 jednou sly\u0161eli. V\u00edte, ale vlastn\u011b co to znamen\u00e1? Nebojte – pokud chcete t\u011b\u017eit, krump\u00e1\u010d a lopatu nechte doma. U tohoto t\u00e9matu se jedn\u00e1 o t\u011b\u017een\u00ed kter\u00e9 nen\u00ed pro va\u0161e svaly n\u00e1ro\u010dn\u00e9. Velkou s\u00edlu ale poc\u00edt\u00ed va\u0161e pen\u011b\u017eenka p\u0159i po\u0159izov\u00e1n\u00ed stroj\u016f k t\u011b\u017eb\u011b. T\u011b\u017eba toti\u017e prob\u00edh\u00e1 jen na po\u010d\u00edta\u010d\u00edch nebo serverech (Server je technicky vzato tak\u00e9 po\u010d\u00edta\u010d, proto budu d\u00e1le zmi\u0148ovat jen po\u010d\u00edta\u010de). K t\u011b\u017eb\u011b je pot\u0159eba software, kter\u00fd vyu\u017e\u00edv\u00e1 po\u010detn\u00ed v\u00fdkon procesoru a grafick\u00e9 karty na vypo\u010d\u00edt\u00e1n\u00ed matematick\u00fdch funkc\u00ed. Ano, to je jedin\u00e9, co v\u00e1\u0161 po\u010d\u00edta\u010d d\u011bl\u00e1 je, \u017ee \u0159e\u0161\u00ed matematick\u00e9 probl\u00e9my. Ve cryptominingu (anglick\u00fd v\u00fdraz pro t\u011b\u017ebu kryptom\u011bn) se vyu\u017e\u00edv\u00e1 pro „matematick\u00fd probl\u00e9m“ sp\u00ed\u0161e term\u00edn „hash“. Tak\u00e9 samoz\u0159ejm\u011b z angli\u010dtiny. D\u016fle\u017eit\u00e9 je tak\u00e9 zm\u00ednit, \u017ee ka\u017ed\u00fdm v\u00fdpo\u010dtem se v\u00fdpo\u010det hashe zt\u00ed\u017e\u00ed. Ka\u017ed\u00fd hash je tedy st\u00e1le slo\u017eit\u011bj\u0161\u00ed a slo\u017eit\u011bj\u0161\u00ed. Po\u017eaduje tedy jeho v\u00fdpo\u010det del\u0161\u00ed \u010das.V\u00fdkon po\u010d\u00edta\u010de t\u011b\u017eebn\u00ed software v\u011bt\u0161inou sebere skoro cel\u00fd, proto v pr\u016fb\u011bhu t\u011b\u017eby v\u011bt\u0161inou nem\u016f\u017eete na po\u010d\u00edta\u010di d\u011blat jin\u00e9 v\u011bci. Samoz\u0159ejm\u011b se d\u00e1 na software uv\u00e9st maxim\u00e1ln\u00ed procentu\u00e1ln\u00ed vyu\u017eit\u00ed v\u00fdkonu po\u010d\u00edta\u010de. V takov\u00e9m p\u0159\u00edpad\u011b ale bude celkov\u00fd v\u00fdd\u011blek a efektivita men\u0161\u00ed. Proto jsem zmi\u0148oval tu pen\u011b\u017eenku. Ti, kte\u0159\u00ed se sna\u017eili na t\u011b\u017eb\u011b vyd\u011blat, si toti\u017e kupovali servery nav\u00edc a tvo\u0159ili klidn\u011b cel\u00e9 budovy po\u010d\u00edta\u010d\u016f. Nevyu\u017e\u00edvali pro to jejich osobn\u00ed po\u010d\u00edta\u010d.                                                                                                                                                                                                                                                                                                                                                                                        4.2\/5 - (12 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Bitcoin","item":"https:\/\/www.molekul.cz\/bitcoin\/#breadcrumbitem"}]}]