{"id":499822,"date":"2021-05-18T16:07:09","date_gmt":"2021-05-18T13:07:09","guid":{"rendered":"https:\/\/www.etoro.com\/crypto\/hard-fork-vs-soft-fork\/"},"modified":"2024-08-09T17:28:27","modified_gmt":"2024-08-09T14:28:27","slug":"hard-fork-vs-soft-fork","status":"publish","type":"page","link":"https:\/\/www.etoro.com\/cs-cz\/crypto\/hard-fork-vs-soft-fork\/","title":{"rendered":"Co jsou u kryptom\u011bn Hard Forks (tvrd\u00e9 vidlice) a Soft Forks (m\u011bkk\u00e9 vidlice)"},"content":{"rendered":"<p>V technologick\u00e9 sf\u00e9\u0159e je pokrok naprosto st\u011b\u017eejn\u00edm. Postup kup\u0159edu m\u016f\u017ee v IT nab\u00fdvat mnoh\u00fdch podob. M\u016f\u017ee se st\u00e1t, \u017ee se setk\u00e1me s novou funkc\u00ed nebo nov\u00fdm prvkem v r\u00e1mci st\u00e1vaj\u00edc\u00edho za\u0159\u00edzen\u00ed, syst\u00e9mu nebo platformy d\u00edky aktualizaci. Jindy je pot\u0159eba se rozhodnout, zdali p\u0159estaneme u\u017e\u00edvat sv\u00e9 aktu\u00e1ln\u00ed za\u0159\u00edzen\u00ed nebo software jen pro to, abychom nakoupili za\u0159\u00edzen\u00ed nov\u00e1 a mohli za\u010d\u00edt u\u017e\u00edvat jejich nov\u00fdch, lep\u0161\u00edch a pokro\u010dilej\u0161\u00edch funkcionalit. To stejn\u00e9 se \u010dasto st\u00e1v\u00e1 obchodn\u00edk\u016fm a investor\u016fm do <a href=\"https:\/\/www.etoro.com\/cs-cz\/discover\/markets\/cryptocurrencies\">kryptom\u011bn<\/a>. Podobn\u00e9 situace nast\u00e1vaj\u00ed v p\u0159\u00edpad\u011b Forks (roz\u0161t\u011bpen\u00ed krypto aktiva). Tyto Forks jsou v\u00fdsledkem procesu zm\u011bny blockchain technologie, na kter\u00e9 je krypto aktivum zalo\u017eeno.<\/p>\n<p>Ale co je u krypto Hard Fork vs Soft Fork? K Forks doch\u00e1z\u00ed pom\u011brn\u011b \u010dasto, kup\u0159\u00edkladu Fork Ethereum, Bitcoin Gold Fork a mnoh\u00e9 dal\u0161\u00ed p\u0159\u00edpady, kdy se kryptom\u011bna roz\u0161t\u011bpila na v\u00edcero v\u011btv\u00ed a vytvo\u0159ila tak odd\u011blen\u00e9 kryptom\u011bny. Abyste se o tomto t\u00e9matu dozv\u011bd\u011bli v\u00edce, pokra\u010dujte ve \u010dten\u00ed \u010dl\u00e1nku o Soft Forks vs Hard Forks. Dozv\u00edte se, o co se v\u016fbec jedn\u00e1, jak\u00e9 jsou mezi Forks rozd\u00edly, pro\u010d k Forks doch\u00e1z\u00ed a jak\u00fd vliv maj\u00ed na<a id=\"co-je-fork-u-kryptomen\"><\/a> investory a obchodn\u00edky.<\/p>\n<h2><b>Co je Fork u kryptom\u011bn<\/b><\/h2>\n<p>V t\u00e9to kapitole si p\u0159ibl\u00ed\u017e\u00edme, co je Fork kryptom\u011bny. Ve sv\u011bt\u011b kryptom\u011bn je Fork situac\u00ed, kdy doch\u00e1z\u00ed k fundament\u00e1ln\u00ed zm\u011bn\u011b podkladov\u00e9ho krypto aktiva. Doch\u00e1z\u00ed k tomu tak z pohledu technologick\u00e9ho, z pohledu fungov\u00e1n\u00ed protokol\u016f technologie blockchainu. K Forks doch\u00e1z\u00ed z mnoha r\u016fzn\u00fdch d\u016fvod\u016f. Obecn\u011b nej\u010dast\u011bj\u0161\u00ed je v\u0161ak situace, kdy se bu\u010f v\u00fdvoj\u00e1\u0159i krypto aktiva, t\u011b\u017ea\u0159i blok\u016f nebo klientsk\u00e1 z\u00e1kladna rozhodne, \u017ee aktu\u00e1ln\u00ed princip fungov\u00e1n\u00ed krypto aktiva v n\u011bjak\u00e9m ohledu nedosta\u010duje jejich pot\u0159eb\u00e1m a je zapot\u0159eb\u00ed tento nedostatek napravit. Je to pr\u00e1v\u011b d\u00edky unik\u00e1tn\u00ed vlastnosti blockchainu, decentralizaci, \u017ee nen\u00ed ovl\u00e1d\u00e1n a \u0159\u00edzen jednou jedinou entitou \u010di subjektem. Subjektem, kter\u00fd m\u016f\u017ee sledovat vlastn\u00ed z\u00e1jmy p\u0159i emitov\u00e1n\u00ed sv\u00e9 m\u011bny. Decentralizace umo\u017e\u0148uje demokraticky rozhodovat o tom, jak\u00fdm zp\u016fsobem bude doch\u00e1zet ke zm\u011bn\u00e1m kryptom\u011bny. I v p\u0159\u00edpad\u011b, \u017ee se jedinec rozhodne modifikovat st\u00e1vaj\u00edc\u00ed blockchain, je mu to umo\u017en\u011bno a m\u016f\u017ee vytvo\u0159it vlastn\u00ed v\u011btev krypto aktiva, kter\u00e1 obsahuje j\u00edm po\u017eadovan\u00e9 \u00fapravy k\u00f3du. Takov\u00e1 v\u011btev je v\u0161ak naprosto nez\u00e1visl\u00e1 na p\u016fvodn\u00ed kryptom\u011bn\u011b, ze kter\u00e9 vych\u00e1z\u00ed.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-289437\" src=\"https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_mirror_blue_fork_1024x500_GC_v1.jpg\" alt=\"What is a fork?\" width=\"1024\" height=\"500\" srcset=\"https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_mirror_blue_fork_1024x500_GC_v1.jpg 1024w, https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_mirror_blue_fork_1024x500_GC_v1-300x146.jpg 300w, https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_mirror_blue_fork_1024x500_GC_v1-768x375.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>Proto\u017ee blockchain s\u00ed\u0165 nen\u00ed ni\u010d\u00edm jin\u00fdm ne\u017e protokolem, je neust\u00e1le aktualizov\u00e1na a vylep\u0161ov\u00e1na. Jak po str\u00e1nce efektivity v\u00fdpo\u010detn\u00ed a energetick\u00e9 spot\u0159eby, tak tak\u00e9 str\u00e1nce bezpe\u010dnostn\u00ed. Blockchain v\u0161ak nen\u00ed spravov\u00e1n formou tradi\u010dn\u00ed korpor\u00e1tn\u00ed struktury a jakoukoliv zm\u011bnu do blockchainu m\u016f\u017ee navrhnout a n\u00e1sledn\u011b implementovat kter\u00fdkoliv \u00fa\u010dastn\u00edk s\u00edt\u011b. Pro to, aby navr\u017een\u00e1 zm\u011bna byla odsouhlasena a n\u00e1sledn\u011b vstoupila v platnost, je v\u0161ak zapot\u0159eb\u00ed shody v\u011bt\u0161iny \u00fa\u010dastn\u00edk\u016f dan\u00e9ho blockchainu. V p\u0159\u00edpad\u011b, kdy doch\u00e1z\u00ed k neshod\u00e1m a rozep\u0159\u00edm v r\u00e1mci navr\u017een\u00fdch zm\u011bn, doch\u00e1z\u00ed k roz\u0161t\u011bpen\u00ed (Fork) blockchainu. Existuj\u00ed dva druhy roz\u0161t\u011bpen\u00ed, kter\u00e9 si p\u0159ibl\u00ed\u017e\u00edme: Hard Fork, kter\u00fd zm\u011bn\u00ed blockchain takov\u00fdm zp\u016fsobem, \u017ee nov\u00e9 uzly (nodes) jsou nekompatibiln\u00ed s p\u0159edch\u00e1zej\u00edc\u00ed verz\u00ed blockchain uzl\u016f, a Soft<a id=\"co-je-to-hard-fork\"><\/a> Fork, kde je kompatibilita mezi uzly zachov\u00e1na.<\/p>\n<h2><b>Co je to Hard Fork?<\/b><\/h2>\n<p>K Hard Fork doch\u00e1z\u00ed v p\u0159\u00edpad\u011b, kdy jsou nov\u00e9 uzly, kter\u00e9 tvo\u0159\u00ed blockchain nov\u00e9 blockchain s\u00edt\u011b (spravuj\u00ed a ukl\u00e1daj\u00ed transak\u010dn\u00ed informace a komunikuj\u00ed mezi sebou vz\u00e1jemn\u011b), modifikov\u00e1ny takov\u00fdm zp\u016fsobem, \u017ee ji\u017e d\u00e1le nen\u00ed mo\u017en\u00e1 jejich vz\u00e1jemn\u00e1 komunikace s uzly star\u00fdmi, starou blockchain s\u00edt\u00ed. Toto vede k roz\u0161t\u011bpen\u00ed s\u00edt\u011b na dv\u011b. St\u00e1le v nich figuruj\u00ed nov\u00e9 a star\u00e9 verze uzl\u016f, av\u0161ak ji\u017e mezi sebou nejsou schopny komunikovat.<\/p>\n<p>K tomuto roz\u0161t\u011bpen\u00ed, Hard blockchain Fork, doch\u00e1z\u00ed v p\u0159\u00edpad\u011b, kdy se jedna skupina uzl\u016f (jedinc\u016f) v s\u00edti rozhodne pokra\u010dovat v u\u017e\u00edv\u00e1n\u00ed star\u00fdch pravidel k validaci transakc\u00ed, kde\u017eto dal\u0161\u00ed skupina uzl\u016f za\u010dne vyu\u017e\u00edvat pravidla modifikovan\u00e1. Proto\u017ee mezi sebou tyto dv\u011b skupiny uzl\u016f nemohou komunikovat, blockchain se roz\u0161t\u011bp\u00ed do dvou odd\u011blen\u00fdch a samostatn\u00fdch v\u011btv\u00ed. Jedna ze skupin u\u017e\u00edv\u00e1 star\u00fd soubor pravidel a druh\u00e1 skupina u\u017e\u00edv\u00e1 v\u011btev pravidel nov\u00fdch. Tyto dva blockchainy jsou identick\u00e9 do bodu, kdy dojde k tvrd\u00e9mu roz\u0161t\u011bpen\u00ed a n\u00e1sledn\u011b se v\u00fdvoj ka\u017ed\u00e9ho \u0159et\u011bzce li\u0161\u00ed.<\/p>\n<p>Kdy\u017e dojde k Hard Fork, softwarov\u00e1 \u010d\u00e1st a protokoly, na kter\u00fdch je krypto aktivum postaveno, jsou pozm\u011bn\u011bny a jejich fungov\u00e1n\u00ed nab\u00edr\u00e1 jin\u00e9ho sm\u011bru. Nejedn\u00e1 se o aktualizaci, n\u00fdbr\u017e o modifikaci, zm\u011bnu verze softwaru. Individu\u00e1ln\u00ed funkcionalita a legitimita v\u0161ech uzl\u016f, nov\u00fdch i star\u00fdch, je zachov\u00e1na. Dobrou alegori\u00ed pro tento proces je rozcest\u00ed, kter\u00e9 umo\u017e\u0148uje cestovateli vybrat si nov\u00fd sm\u011br cesty a p\u0159estat pokra\u010dovat po cest\u011b aktu\u00e1ln\u00ed. Ob\u011bma cest\u00e1m v\u0161ak p\u0159edch\u00e1z\u00ed jeden stejn\u00fd bod, rozcest\u00ed.<\/p>\n<p>D\u016fvody pro Hard Fork implementaci jsou r\u016fznorod\u00e9 a mezi ty nej\u010dast\u011bj\u0161\u00ed se \u0159ad\u00ed:<\/p>\n<ul>\n<li aria-level=\"1\"><b>Opravy a implementace z\u00e1plat pro zv\u00fd\u0161en\u00ed ochrany a bezpe\u010dnosti<\/b> \u2013 Zamezen\u00ed p\u0159\u00edstupu ke star\u00fdm uzl\u016fm s\u00edt\u011b je mo\u017en\u00e9 minimalizovat zneu\u017eit\u00ed bezpe\u010dnostn\u00edch rizik p\u0159\u00edtomn\u00fdch pr\u00e1v\u011b na star\u00fdch, nemodifikovan\u00fdch uzlech.<\/li>\n<li aria-level=\"1\"><b>P\u0159id\u00e1n\u00ed nov\u00fdch funkcionalit <\/b>\u2013 Pro jednotliv\u00e1 krypto aktiva mohou b\u00fdt implementov\u00e1ny zlep\u0161en\u00ed ve form\u011b vy\u0161\u0161\u00ed efektivity, bezpe\u010dnosti, pop\u0159\u00edpad\u011b ni\u017e\u0161\u00ed energetick\u00e9 n\u00e1ro\u010dnosti.<\/li>\n<li aria-level=\"1\"><b>Tvorba naprosto nov\u00e9 kryptom\u011bny <\/b>\u2013 V tomto p\u0159\u00edpad\u011b doch\u00e1z\u00ed k vytvo\u0159en\u00ed \u00fapln\u011b nov\u00e9 kryptom\u011bny, kter\u00e1 vyu\u017e\u00edv\u00e1 k\u00f3du kryptom\u011bny star\u00e9. P\u0159\u00edkladem m\u016f\u017ee b\u00fdt Bitcoin a Bitcoin Cash, jejich\u017e Hard Fork bude p\u0159ibl\u00ed\u017een d\u00e1le v textu.<\/li>\n<\/ul>\n<p>Pro implementaci Hard Fork je zapot\u0159eb\u00ed shody v\u011bt\u0161iny t\u011b\u017ea\u0159\u016f t\u011b\u017e\u00edc\u00edch bloky dan\u00e9ho blockchainu, aby bylo mo\u017en\u00e9 v\u00fdvoj\u00e1\u0159i aplikovat zm\u011bnu Hard Fork. Tato shoda zaji\u0161\u0165uje,<a id=\"co-se-stane-s-kryptomenou-po-hard-fork\"><\/a> \u017ee bude t\u011b\u017ea\u0159\u016fm umo\u017en\u011bno n\u00e1sledn\u011b i nad\u00e1le spr\u00e1vn\u011b t\u011b\u017eit novou \u010di starou kryptom\u011bnu.<\/p>\n<h2><b>Co se stane s kryptom\u011bnou po Hard Fork?<\/b><\/h2>\n<p>Kdy\u017e dojde k Hard Fork, kryptom\u011bna, ke kter\u00e9 se Fork vztahuje, se roz\u0161t\u011bp\u00ed do dvou v\u011btv\u00ed, p\u016fvodn\u00ed, origin\u00e1ln\u00ed v\u011btve, a v\u011btve nov\u00e9. Vlastn\u00edci p\u016fvodn\u00ed kryptom\u011bny budou vyplaceni ekvivalentn\u00ed \u010d\u00e1stku v kryptom\u011bn\u011b nov\u00e9. V\u011bt\u0161inou jsou trhem p\u0159ij\u00edm\u00e1ny ob\u011b m\u011bny, p\u016fvodn\u00ed a nov\u011b vzniknuv\u0161\u00ed, ale jedna se stane tou dominantn\u00ed. T\u00edm, \u017ee doch\u00e1z\u00ed k odstran\u011bn\u00ed zp\u011btn\u00e9 kompatibility, ztrat\u00ed jak\u00fdkoliv u\u017eivatel p\u016fvodn\u00ed m\u011bny p\u0159\u00edstup k nov\u00e9 v\u011btvi a bude zapot\u0159eb\u00ed aplikovat aktualizaci, aby z\u00edskal p\u0159\u00edstup k nov\u00e9 v\u011btvi.<\/p>\n<p>A\u010dkoliv se v p\u0159\u00edpad\u011b Hard Fork u Krypta m\u016f\u017ee jevit, \u017ee dr\u017eitel\u00e9 star\u00e9ho krypto aktiva nabydou dvojn\u00e1sobek krypto minc\u00ed, nen\u00ed tomu tak. Nej\u010dast\u011bji cena jedn\u00e9 kryptom\u011bny po roz\u0161t\u011bpen\u00ed (Fork) prudce poklesne a druh\u00e1 kryptom\u011bna svou cenu nijak v\u00fdznamn\u011b nezm\u011bn\u00ed. V\u00fdsledn\u00e1 hodnota dr\u017een\u00fdch kryptom\u011bn je tedy velice podobn\u00e1, a\u010dkoliv dr\u017eitel vlastn\u00ed dvojn\u00e1sobn\u00fd po\u010det krypto minc\u00ed. Tyto dva typy minc\u00ed je t\u0159eba obchodovat odd\u011blen\u011b.<\/p>\n<p>Pro zaj\u00edmavost je mo\u017en\u00e9 uv\u00e9st, \u017ee Bitcoin za\u017eil p\u0159es 100 roz\u0161t\u011bpen\u00ed. K Ethereum Hard Fork a LTC Hard Fork tak\u00e9 do\u0161lo n\u011bkolikr\u00e1t. V\u011bt\u0161ina z roz\u0161t\u011bpen\u00ed poslou\u017eila \u00fa\u010delu udr\u017eet si svou vnit\u0159n\u00ed strukturu k\u00f3du, ale z\u00e1rove\u0148 implementovat a p\u0159in\u00e9st vylep\u0161en\u00ed pro jeho protokol.<\/p>\n<p>Hard Fork m\u016f\u017ee nab\u00fdvat dvou podob:<\/p>\n<ul>\n<li aria-level=\"1\">Kop\u00edrov\u00e1n\u00ed p\u016fvodn\u00edho k\u00f3du beze zm\u011bn, bez p\u0159enesen\u00ed minc\u00ed p\u0159edchoz\u00edch vlastn\u00edk\u016f<\/li>\n<li aria-level=\"1\">Kop\u00edrov\u00e1n\u00ed cel\u00e9ho blockchainu s p\u0159enesen\u00edm minc\u00ed vlastn\u00edk\u016fm ve stejn\u00e9 v\u00fd\u0161i,<a id=\"priklad-hard-fork-bitcoin-cash\"><\/a> jakou vlastnili na star\u00e9m blockchainu<\/li>\n<\/ul>\n<h2><b>P\u0159\u00edklad Hard Fork: Bitcoin Cash<\/b><\/h2>\n<p>Dobr\u00fdm p\u0159\u00edkladem je Bitcoin Cash Hard Fork. Roz\u0161t\u011bpen\u00ed, kter\u00e9 rozd\u011blilo Bitcoin na <a href=\"https:\/\/www.etoro.com\/cs-cz\/markets\/btc\">Bitcoin (BTC)<\/a> a <a href=\"https:\/\/www.etoro.com\/cs-cz\/markets\/bch\">Bitcoin Cash (BCH)<\/a>. S rostouc\u00ed popularitou Bitcoinu a z\u00e1jmem investor\u016f do n\u011bj investovat, neschopnost \u0161k\u00e1lovatelnosti transak\u010dn\u00edch mo\u017enost\u00ed a omezen\u00ed 1 MB dat na blok v r\u00e1mci v blockchainu p\u016fsobily zna\u010dn\u00e9 limitace pro st\u00e1vaj\u00edc\u00ed blockchain s\u00ed\u0165. Jedinci, kte\u0159\u00ed vn\u00edmali transak\u010dn\u00ed proces jako moc pomal\u00fd a nedostate\u010dn\u00fd pro jejich pot\u0159eby, se rozhodli vytvo\u0159it \u0159e\u0161en\u00ed, ve kter\u00e9m bylo mo\u017en\u00e9 ulo\u017eit a\u017e 8 MB dat do jednoho bloku, aby se tak v\u00fdznamn\u011b zv\u00fd\u0161ila kapacita zpracov\u00e1vat tato data ulo\u017een\u00e1 v blockchain s\u00edti rychleji. Ne v\u0161ichni v\u0161ak byli t\u00edmto n\u00e1padem nad\u0161eni, a tak bylo nutn\u00e9 roz\u0161t\u011bpit blockchain na dv\u011b v\u011btve. BCH Hard Fork zp\u016fsobil, \u017ee \u010d\u00e1st t\u011b\u017ea\u0159\u016f a v\u00fdvoj\u00e1\u0159\u016f, kte\u0159\u00ed m\u011bli z\u00e1jem zv\u011bt\u0161it kapacitu blok\u016f, se od\u0161t\u011bpila a vytvo\u0159ili krypto aktivum pod jm\u00e9nem Bitcoin Cash.<a id=\"co-je-to-soft-fork\"><\/a><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-289413\" src=\"https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_hard_fork_1024x500_GC_v1.jpg\" alt=\"Hard fork example: Bitcoin Cash\" width=\"1024\" height=\"500\" srcset=\"https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_hard_fork_1024x500_GC_v1.jpg 1024w, https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_hard_fork_1024x500_GC_v1-300x146.jpg 300w, https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_hard_fork_1024x500_GC_v1-768x375.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h2><b>Co je to Soft Fork<\/b><\/h2>\n<p>Soft Fork je typem roz\u0161t\u011bpen\u00ed, kter\u00e9 i nad\u00e1le umo\u017e\u0148uje star\u00fdm uzl\u016fm komunikovat s uzly nov\u011b vytvo\u0159en\u00e9 kryptom\u011bny. Kdy\u017e doch\u00e1z\u00ed k aktualizac\u00edm na s\u00edti, st\u00e1le je mo\u017en\u00e9 u\u017e\u00edvat v\u0161ech vytvo\u0159en\u00fdch uzl\u016f a nen\u00ed zapot\u0159eb\u00ed vytv\u00e1\u0159et s\u00ed\u0165 novou. V porovn\u00e1n\u00ed s Hard Fork, kdy doch\u00e1z\u00ed k roz\u0161t\u011bpen\u00ed jednoho blockchainu na dva odd\u011blen\u00e9, kter\u00e9 mezi sebou nemohou fungovat a komunikovat, v p\u0159\u00edpad\u011b Soft Fork doch\u00e1z\u00ed k pouze m\u00edrn\u00e9 modifikaci jedin\u00e9ho blockchainu bez vytvo\u0159en\u00ed druh\u00e9ho. P\u0159\u00edkladem m\u016f\u017ee b\u00fdt roz\u0161\u00ed\u0159en\u00ed pozemn\u00ed komunikace o jednu novou dr\u00e1hu, kter\u00e1 vych\u00e1z\u00ed ze stejn\u00e9ho m\u00edsta a m\u00ed\u0159\u00ed do stejn\u00e9ho c\u00edle. Jedn\u00e1 se o modifikaci, kter\u00e1 je vylep\u0161en\u00edm st\u00e1vaj\u00edc\u00edch funkcionalit.<\/p>\n<p>Jeliko\u017e je pro star\u00e9 uzly mo\u017en\u00e9 komunikovat jak mezi sebou, tak i s t\u011bmi nov\u00fdmi, k realizaci Soft Fork nen\u00ed zapot\u0159eb\u00ed odhlasov\u00e1n\u00ed valnou v\u011bt\u0161inou \u00fa\u010dastn\u00edk\u016f s\u00edt\u011b pro souhlas. Zp\u011btn\u00e1 kompatibilita uzl\u016f znamen\u00e1, \u017ee jsou to pouze t\u011b\u017ea\u0159i, kte\u0159\u00ed se mus\u00ed shodnout na p\u0159ijet\u00ed nov\u00e9 verze a implementaci nov\u00e9ho k\u00f3du.<\/p>\n<p>V\u00fd\u0161e jsme si zm\u00ednili, \u017ee jedn\u00edm z d\u016fvod\u016f pro Hard Fork m\u016f\u017ee b\u00fdt pr\u00e1v\u011b opraven\u00ed bezpe\u010dnostn\u00edch chyb a zv\u00fd\u0161en\u00ed ochrany. Toto je d\u016fvodem pro\u010d k Soft Fork doch\u00e1z\u00ed v\u00fdznamn\u011b m\u00e9n\u011b frekventovan\u011b ne\u017e k Hard Fork. Soft Fork mnohdy nen\u00ed schopen odstranit bezpe\u010dnostn\u00ed vady, proto\u017ee nedojde k dostate\u010dn\u00e9 zm\u011bn\u011b v k\u00f3du blockchainu.<a id=\"priklad-soft-fork-prijeti-segwit\"><\/a> U\u017eit\u00edm Soft Fork tedy nedoch\u00e1z\u00ed k z\u00e1sadn\u00ed pot\u0159ebn\u00e9 zm\u011bn\u011b k n\u00e1prav\u011b situace.<\/p>\n<h2><b>P\u0159\u00edklad Soft Fork: P\u0159ijet\u00ed SegWit<\/b><\/h2>\n<p>V\u00fd\u0161e uveden\u00fdm p\u0159\u00edkladem pro Hard Fork byla modifikace k\u00f3du blockchainu Bitcoinu. Stalo se tak, aby bylo mo\u017en\u00e9 vm\u011bstnat do jednoho bloku 8x v\u00edce dat, a t\u00edm se n\u00e1sobn\u011b zv\u00fd\u0161ila transak\u010dn\u00ed efektivita Bitcoin Cash s\u00edt\u011b. Jednalo se o z\u00e1sadn\u00ed zm\u011bnu a bylo zapot\u0159eb\u00ed realizace Hard Fork. T\u011b\u017ea\u0159i a v\u00fdvoj\u00e1\u0159i se shodli, \u017ee Bitcoin je na vypo\u0159\u00e1d\u00e1v\u00e1n\u00ed transakc\u00ed moc pomal\u00fd, proto\u017ee byl z\u00e1visl\u00fd na technologii SegWit (anglicky zkratka pro Segregated Witness, Odd\u011blen\u00fd sv\u011bdek \u010desky). Je v\u0161ak nutn\u00e9 zd\u016fraznit, \u017ee SegWit byl implementov\u00e1n pro Bitcoin Soft Fork p\u0159ed v\u00fd\u0161e zm\u00edn\u011bn\u00fdm Hard Fork.<\/p>\n<p>V roce 2015 se Bitcoin komunita rozhodla naj\u00edt zp\u016fsob, jak\u00fdm zrychlit \u010das pot\u0159ebn\u00fd k vypo\u0159\u00e1d\u00e1n\u00ed transakc\u00ed. Byla proto vyvinuta technologie SegWit. Technologie SegWit umo\u017enila uvolnit m\u00edsto v jednotliv\u00fdch bloc\u00edch, aby v nich bylo mo\u017en\u00e9 ulo\u017eit v\u00edce informac\u00ed o transakc\u00edch a zv\u00fd\u0161it tak jejich efektivitu. V\u00fdvoj\u00e1\u0159i zajistili mo\u017enost star\u00fdm blok\u016fm, kter\u00e9 nem\u011bly nov\u011b vytvo\u0159en\u00e9 extra voln\u00e9 m\u00edsto, komunikovat a interagovat s bloky nov\u00fdmi. T\u00edm p\u00e1dem se jednalo o Soft Fork, proto\u017ee v\u0161echny uzly, jak ty star\u00e9, tak ty nov\u00e9, mezi sebou mohly komunikovat. Ve zkratce, zaveden\u00ed Bitcoin SegWit ovlivnilo technologii Bitcoin blockchainu, ale m\u00edsto vytvo\u0159en\u00ed nov\u00e9 blockchain s\u00edt\u011b s nov\u00fdm krypto aktivem, se jednalo pouze o modifikaci blockchainu st\u00e1vaj\u00edc\u00edho. N\u011bkte\u0159\u00ed \u00fa\u010dastn\u00edci s\u00edt\u011b nesouhlasili, \u017ee by SegWit byl dostate\u010dn\u00fdm vy\u0159e\u0161en\u00edm transak\u010dn\u00ed neefektivity a p\u0159edlo\u017eili n\u00e1vrh SegWit2x, kter\u00fd m\u011bl b\u00fdt v ohledu nakl\u00e1d\u00e1n\u00ed s mno\u017estv\u00edm informac\u00ed v bloku je\u0161t\u011b \u00fa\u010dinn\u011bj\u0161\u00ed, av\u0161ak k t\u00e9to implementaci n\u00e1sledn\u011b nikdy nedo\u0161lo.<\/p>\n<p>N\u011bkter\u00fdm \u00fa\u010dastn\u00edk\u016fm s\u00edt\u011b v\u0161ak toto zv\u00fd\u0161en\u00ed transak\u010dn\u00ed efektivity nesta\u010dilo, a proto zapo\u010dali implementaci nov\u00e9 modifikace, kter\u00e1 vy\u00fastila v Hard Fork, kter\u00fd roz\u0161t\u011bpil<a id=\"jsou-fork-pro-obchodniky-s-kryptomenami-vyhodne\"><\/a> Bitcoin na Bitcoin a Bitcoin Cash.<\/p>\n<h2><b>Jsou Fork pro obchodn\u00edky s kryptom\u011bnami v\u00fdhodn\u00e9?<\/b><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-289388\" src=\"https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_software_fork_1024x500_GC_v1.png\" alt=\"\" width=\"1024\" height=\"500\" srcset=\"https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_software_fork_1024x500_GC_v1.png 1024w, https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_software_fork_1024x500_GC_v1-300x146.png 300w, https:\/\/www.etoro.com\/wp-content\/uploads\/2021\/11\/etoro_image_software_fork_1024x500_GC_v1-768x375.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>Stejn\u011b jako se v\u0161\u00edm ostatn\u00edm v investi\u010dn\u00edm sv\u011bt\u011b, i v p\u0159\u00edpadech roz\u0161t\u011bpen\u00ed jsou p\u0159\u00edtomny jak v\u00fdhody, tak nev\u00fdhody pro r\u016fzn\u00e9 druhy investor\u016f a obchodn\u00edk\u016f krypto aktiv. V tabulce n\u00ed\u017ee je uvedeno n\u011bkolik klad\u016f a z\u00e1por\u016f pro p\u0159\u00edpady, kdy dojde k roz\u0161t\u011bpen\u00ed blockchainu:<\/p>\n<table class=\" responsive_table\">\n<thead>\n<tr>\n<td><b>Oblast<\/b><\/td>\n<td><b>Klady<\/b><\/td>\n<td><b>Z\u00e1pory<\/b><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><b>Mno\u017estv\u00ed minc\u00ed<\/b><\/td>\n<td>Dr\u017eitel\u00e9 p\u016fvodn\u00ed kryptom\u011bny obdr\u017e\u00ed ekvivalentn\u00ed sumu krypto minc\u00ed v nov\u011b vytvo\u0159en\u00e9 krypto m\u011bn\u011b.<\/td>\n<td>Dr\u017eitel\u00e9 velk\u00fdch objem\u016f krypto aktiv (krypto velryby = crypto whale, kter\u00e9 vlastn\u00ed tis\u00edce krypto minc\u00ed) mohou realizovat velk\u00e9 obchody dan\u00e9 kryptom\u011bny a nakoupit velk\u00fd objem krypto minc\u00ed t\u011bsn\u011b p\u0159ed roz\u0161t\u011bpen\u00edm blockchainu. Tak se jim n\u00e1sledn\u011b dostane v\u011bt\u0161\u00ed ekvivalentn\u00ed sumy. Toto vede k vy\u0161roubov\u00e1n\u00ed ceny p\u016fvodn\u00edho krypto aktiva, kter\u00e9 mohou dr\u017eitel\u00e9 n\u00e1sledn\u011b n\u00e1razov\u011b prodat, \u010d\u00edm\u017e zp\u016fsob\u00ed zna\u010dn\u00fd propad ceny. Majetn\u00ed jedinci mohou m\u00edt velk\u00fd vliv na volatilitu ceny, pr\u00e1v\u011b skrze um\u011bl\u00e9 nafukov\u00e1n\u00ed hodnoty p\u0159ed roz\u0161t\u011bpen\u00edm.<\/td>\n<\/tr>\n<tr>\n<td><b>Bezpe\u010dnost<\/b><\/td>\n<td>Z\u00e1platy a aktualizace mohou vy\u0159e\u0161it probl\u00e9my s bezpe\u010dnost\u00ed.<\/td>\n<td>Z\u00e1platy a aktualizace mohou vytvo\u0159it nov\u00e9 bezpe\u010dnostn\u00ed probl\u00e9my a rizika.<\/td>\n<\/tr>\n<tr>\n<td><b>Investi\u010dn\u00ed p\u0159\u00edle\u017eitosti<\/b><\/td>\n<td>Obchodn\u00edci s krypto aktivy maj\u00ed v\u00edce mo\u017enost\u00ed, jak diverzifikovat sv\u00e9 portfolio.<\/td>\n<td>Cena krypto aktiva po roz\u0161t\u011bpen\u00ed blockchainu m\u016f\u017ee zna\u010dn\u011b kol\u00edsat a je \u010dasto nep\u0159edv\u00eddateln\u00e9, jak se bude vyv\u00edjet.<\/td>\n<\/tr>\n<tr>\n<td><b>Efektivita<\/b><\/td>\n<td>Potenci\u00e1ln\u00ed dosa\u017een\u00ed vy\u0161\u0161\u00ed efektivity skrze zv\u00fd\u0161en\u00ed \u00falo\u017en\u00e9ho prostoru a t\u00edm zrychlen\u00ed transak\u010dn\u00edho vypo\u0159\u00e1d\u00e1n\u00ed.<\/td>\n<td>Potenci\u00e1l vy\u0161\u0161\u00ed volatility trhu krypto aktiva, proto\u017ee se obchodn\u00edci a jejich o\u010dek\u00e1v\u00e1n\u00ed p\u0159izp\u016fsob\u00ed nov\u011b vzniknuv\u0161\u00ed kryptom\u011bn\u011b. N\u011bkte\u0159\u00ed obchodn\u00edci se mohou rozhodnout prodat velkou \u010d\u00e1st sv\u00fdch p\u016fvodn\u00edch minc\u00ed, aby minimalizovali riziko spojen\u00e9 s roz\u0161t\u011bpen\u00edm, a pl\u00e1nuj\u00ed n\u00e1sledn\u011b nakoupit, a\u017e bude<a id=\"zaver\"><\/a> se cena nov\u00e9 mince ust\u00e1l\u00ed.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2><strong>Z\u00e1v\u011br<\/strong><\/h2>\n<p>Forks (roz\u0161t\u011bpen\u00ed) jsou jedn\u00edm z mnoha d\u016fvod\u016f pro\u010d krypto aktiva a m\u011bny p\u0159edstavuj\u00ed jednu z v\u00edce turbulentn\u00edch, dynamick\u00fdch obchodn\u00edch p\u0159\u00edle\u017eitost\u00ed na investi\u010dn\u00edm trhu. Je v\u0161ak zapot\u0159eb\u00ed br\u00e1t v potaz, \u017ee se jedn\u00e1 o odv\u011btv\u00ed \u010dasto neregulovateln\u00e9 a volatiln\u00ed, tak\u017ee je ka\u017edou investici \u0159\u00e1dn\u011b promyslet a podkladov\u00e9 aktivum prostudovat. Pokud m\u00e1te z\u00e1jem se do t\u00e9to dobrodru\u017en\u00e9 pouti s potenci\u00e1lem vysok\u00fdch zisk\u016f zapojit, s <a href=\"https:\/\/www.etoro.com\/cs-cz\/trading\/platforms\/\">eToro obchodn\u00ed platformou<\/a> nebylo obchodov\u00e1n\u00ed krypto aktiv jednodu\u0161\u00ed. P\u0159\u00edstupny jsou v\u00e1m mnoh\u00e9 u\u017eite\u010dn\u00e9 n\u00e1stroje, n\u00e1zory a rady odborn\u00edk\u016f, a po ruce m\u00e1te \u0161irokou paletu nejen <a href=\"https:\/\/www.etoro.com\/cs-cz\/crypto\/trading-platform\/\">krypto investi\u010dn\u00edch aktiv<\/a>. Jednou z unik\u00e1tn\u00edch funkc\u00ed eToro je <a href=\"https:\/\/www.etoro.com\/cs-cz\/copytrader\/\">CopyTrader<\/a>, kter\u00e1 v\u00e1m umo\u017e\u0148uje sledovat a kop\u00edrovat investi\u010dn\u00ed kroky ostatn\u00edch, zku\u0161en\u00fdch a ov\u011b\u0159en\u00fdch obchodn\u00edk\u016f z cel\u00e9ho sv\u011bta. Pokud v\u0161ak preferujete aplikovat sv\u00e9 vlastn\u00ed investi\u010dn\u00ed schopnosti a znalosti, tak mo\u017enost manu\u00e1ln\u00edho investov\u00e1n\u00ed je v\u00e1m samoz\u0159ejm\u011b tak\u00e9 k dispozici.<\/p>\n<p><a href=\"https:\/\/www.etoro.com\/cs-cz\/#signup\">Zaregistrujte se na eToro<\/a>, pro vyzkou\u0161en\u00ed investov\u00e1n\u00ed skrze <a href=\"https:\/\/www.etoro.com\/cs-cz\/trading\/demo-account\/\">eToro demo \u00fa\u010dt<\/a>u pro \u00fa\u010dely tr\u00e9ninku.<\/p>\n<p><b>\n\t\t<style>\n\t\t\t.rtl .etoro-block-shortcode-disclaimer {\n\t\t\t\ttext-align:right;\n\t\t\t}\n\t\t\t.etoro-block-shortcode-disclaimer {\n\t\t\t\tmargin-bottom:18px;\n\t\t\t\ttext-align:left;\n\t\t\t}\n\t\t\t.etoro-block-shortcode-disclaimer p{\n\t\t\t\tfont-size: 12px;\n\t\t\t\tline-height: 18px;\n\t\t\t}\n\t\t\t@media (min-width: 768px) {\n\t\t\t\t.etoro-block-shortcode-disclaimer {\n\t\t\t\t\tmax-width:1176px;\n\t\t\t\t\ttext-align:center;\n\t\t\t\t}\n\t\t\t\t.etoro-block-shortcode-disclaimer p {\n\t\t\t\t\tfont-size: 14px;\n\t\t\t\t\tline-height: 20px;\n\t\t\t\t}\n\t\t\t}\n\t\t<\/style>\n\t\t<div class='etoro-block-shortcode-disclaimer'><p>Tyto informace slou\u017e\u00ed pouze pro vzd\u011bl\u00e1vac\u00ed \u00fa\u010dely a nelze je pova\u017eovat za investi\u010dn\u00ed poradenstv\u00ed, osobn\u00ed doporu\u010den\u00ed, nab\u00eddku nebo v\u00fdzvu k n\u00e1kupu \u010di prodeji jak\u00fdchkoli finan\u010dn\u00edch n\u00e1stroj\u016f.<\/p>\n<p>Tento materi\u00e1l byl p\u0159ipraven bez ohledu na konkr\u00e9tn\u00ed investi\u010dn\u00ed c\u00edle nebo finan\u010dn\u00ed situaci a nebyl p\u0159ipraven v souladu s pr\u00e1vn\u00edmi a regula\u010dn\u00edmi po\u017eadavky na podporu nez\u00e1visl\u00e9ho v\u00fdzkumu.<\/p>\n<p><strong>Ne v\u0161echny zmi\u0148ovan\u00e9 finan\u010dn\u00ed n\u00e1stroje a slu\u017eby jsou nab\u00edzeny na eToro<\/strong> a jak\u00e9koli odkazy na minulou v\u00fdkonnost finan\u010dn\u00edho n\u00e1stroje, indexu nebo investi\u010dn\u00edho produktu nejsou a nem\u011bly by b\u00fdt pova\u017eov\u00e1ny za spolehliv\u00fd ukazatel budouc\u00edch v\u00fdsledk\u016f. <strong>Dostupnost v\u0161ech v\u00fd\u0161e uveden\u00fdch produkt\u016f a slu\u017eeb se m\u016f\u017ee li\u0161it v z\u00e1vislosti na jurisdikci a zemi.<\/strong><\/p>\n<p>eToro nezaru\u010duje p\u0159esnost ani \u00faplnost obsahu tohoto pr\u016fvodce a nep\u0159eb\u00edr\u00e1 v tomto ohledu \u017e\u00e1dnou odpov\u011bdnost. P\u0159ed vlo\u017een\u00edm kapit\u00e1lu se ujist\u011bte, \u017ee rozum\u00edte rizik\u016fm spojen\u00fdm s obchodov\u00e1n\u00edm. Nikdy neriskujte v\u00edce, ne\u017e jste p\u0159ipraveni ztratit.<\/p>\n<\/div><\/b><\/p>\n","protected":false},"excerpt":{"rendered":"<p>V technologick\u00e9 sf\u00e9\u0159e je pokrok naprosto st\u011b\u017eejn\u00edm. Postup kup\u0159edu m\u016f\u017ee v IT nab\u00fdvat mnoh\u00fdch podob. M\u016f\u017ee se st\u00e1t, \u017ee se setk\u00e1me s novou funkc\u00ed nebo nov\u00fdm prvkem v r\u00e1mci st\u00e1vaj\u00edc\u00edho za\u0159\u00edzen\u00ed, syst\u00e9mu nebo platformy d\u00edky aktualizaci. Jindy je pot\u0159eba se rozhodnout, zdali p\u0159estaneme u\u017e\u00edvat sv\u00e9 aktu\u00e1ln\u00ed za\u0159\u00edzen\u00ed nebo software jen pro to, abychom nakoupili za\u0159\u00edzen\u00ed&hellip;<\/p>\n","protected":false},"author":75,"featured_media":289364,"parent":128985,"menu_order":265,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"sticky_cta_settings":"","footnotes":""},"asset_type":[],"class_list":["post-499822","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<title>Hard Forks vs. Soft Forks u kryptom\u011bn \u2013 eToro<\/title>\n<meta name=\"description\" content=\"Ve \u010dl\u00e1nku je vysv\u011btleno, co je fork kryptom\u011bny. P\u0159ibl\u00ed\u017eeny jsou soft a hard fork btc a bch. 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