{"id":2389,"date":"2024-05-14T08:23:19","date_gmt":"2024-05-14T08:23:19","guid":{"rendered":"https:\/\/nfc-readers.com\/?p=2389"},"modified":"2024-05-14T08:23:19","modified_gmt":"2024-05-14T08:23:19","slug":"compared-with-bluetooth-which-is-more-secure-fast-and-practical","status":"publish","type":"post","link":"https:\/\/nfc-readers.com\/cs\/compared-with-bluetooth-which-is-more-secure-fast-and-practical\/","title":{"rendered":"Co je ve srovn\u00e1n\u00ed s Bluetooth bezpe\u010dn\u011bj\u0161\u00ed, rychlej\u0161\u00ed a prakti\u010dt\u011bj\u0161\u00ed?"},"content":{"rendered":"<p>NFC je vysokofrekven\u010dn\u00ed bezdr\u00e1tov\u00e1 komunika\u010dn\u00ed technologie kr\u00e1tk\u00e9ho dosahu, kter\u00e1 umo\u017e\u0148uje bezkontaktn\u00ed dvoubodov\u00fd p\u0159enos dat mezi elektronick\u00fdmi za\u0159\u00edzen\u00edmi, zejm\u00e9na pro bezdr\u00e1tov\u00e9 platby, p\u0159enos informac\u00ed a propojen\u00ed za\u0159\u00edzen\u00ed. Ve srovn\u00e1n\u00ed s Bluetooth m\u00e1 NFC v\u00fdhody z hlediska zabezpe\u010den\u00ed, ale dosah a rychlost p\u0159enosu jsou o n\u011bco ni\u017e\u0161\u00ed. D\u00edky pohodl\u00ed NFC je v\u0161ak \u0161iroce pou\u017e\u00edv\u00e1n p\u0159i bezdr\u00e1tov\u00fdch platb\u00e1ch a p\u0159enosu dat. O\u010dek\u00e1v\u00e1 se, \u017ee v budoucnu bude NFC d\u00e1le vylep\u0161ov\u00e1no a aplikov\u00e1no na v\u00edce obor\u016f.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-2384\" src=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/QQ\u56fe\u724720240514161406-300x203.png\" alt=\"\" width=\"494\" height=\"334\" srcset=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/QQ\u56fe\u724720240514161406-300x203.png 300w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/QQ\u56fe\u724720240514161406-768x520.png 768w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/QQ\u56fe\u724720240514161406-18x12.png 18w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/QQ\u56fe\u724720240514161406-600x406.png 600w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/QQ\u56fe\u724720240514161406.png 831w\" sizes=\"auto, (max-width: 494px) 100vw, 494px\" \/><br \/>\nCo je Near Field Communication (NFC)? NFC je vysokofrekven\u010dn\u00ed bezdr\u00e1tov\u00e1 komunika\u010dn\u00ed technologie kr\u00e1tk\u00e9ho dosahu, kter\u00e1 umo\u017e\u0148uje bezkontaktn\u00ed p\u0159enos dat z bodu do bodu mezi elektronick\u00fdmi za\u0159\u00edzen\u00edmi. S p\u0159\u00edchodem technologie NFC je pro n\u00e1s pohodln\u011bj\u0161\u00ed prov\u00e1d\u011bt bezdr\u00e1tov\u00e9 platby, p\u0159en\u00e1\u0161et informace a realizovat propojen\u00ed za\u0159\u00edzen\u00ed.<br \/>\nTechnologie NFC funguje na z\u00e1klad\u011b komunikace na kr\u00e1tkou vzd\u00e1lenost mezi dvojic\u00ed r\u00e1diov\u00fdch senzorov\u00fdch za\u0159\u00edzen\u00ed se spole\u010dnou frekvenc\u00ed, co\u017e umo\u017e\u0148uje obousm\u011brnou komunikaci mezi t\u011bmito dv\u011bma za\u0159\u00edzen\u00edmi. Tato komunikace prob\u00edh\u00e1 v rozsahu 30 centimetr\u016f (11,8 palce), tak\u017ee za\u0159\u00edzen\u00ed mus\u00ed b\u00fdt pom\u011brn\u011b bl\u00edzko u sebe, aby mohla komunikovat. Za\u0159\u00edzen\u00ed NFC jsou rozd\u011blena do dvou re\u017eim\u016f: aktivn\u00ed re\u017eim a pasivn\u00ed re\u017eim. Za\u0159\u00edzen\u00ed v aktivn\u00edm re\u017eimu maj\u00ed vy\u0161\u0161\u00ed vys\u00edlac\u00ed v\u00fdkon, zat\u00edmco za\u0159\u00edzen\u00ed v pasivn\u00edm re\u017eimu se mohou pro p\u0159enos dat spol\u00e9hat pouze na elektromagnetick\u00e9 pole za\u0159\u00edzen\u00ed v aktivn\u00edm re\u017eimu.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-2383\" src=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/b8014a90f603738d0a54a8266e83455df819ec3a-300x300.jpg\" alt=\"\" width=\"494\" height=\"494\" srcset=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/b8014a90f603738d0a54a8266e83455df819ec3a-300x300.jpg 300w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/b8014a90f603738d0a54a8266e83455df819ec3a-150x150.jpg 150w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/b8014a90f603738d0a54a8266e83455df819ec3a-12x12.jpg 12w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/b8014a90f603738d0a54a8266e83455df819ec3a-600x600.jpg 600w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/b8014a90f603738d0a54a8266e83455df819ec3a-100x100.jpg 100w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/b8014a90f603738d0a54a8266e83455df819ec3a.jpg 640w\" sizes=\"auto, (max-width: 494px) 100vw, 494px\" \/><br \/>\nNaproti tomu technologie Bluetooth je \u0161irokoplo\u0161n\u00e1 bezdr\u00e1tov\u00e1 komunika\u010dn\u00ed technologie, kter\u00e1 umo\u017e\u0148uje za\u0159\u00edzen\u00edm komunikovat na del\u0161\u00ed vzd\u00e1lenosti. Technologie Bluetooth se obvykle pou\u017e\u00edv\u00e1 pro p\u0159ipojen\u00ed mobiln\u00edch telefon\u016f, po\u010d\u00edta\u010d\u016f, audio za\u0159\u00edzen\u00ed atd. s v\u011bt\u0161\u00edm dosahem a vy\u0161\u0161\u00ed rychlost\u00ed z hlediska p\u0159enosu dat.<br \/>\nZ hlediska bezpe\u010dnosti m\u00e1 NFC oproti Bluetooth ur\u010dit\u00e9 v\u00fdhody. Vzhledem k mal\u00e9mu dosahu NFC komunikace m\u016f\u017ee komunikovat pouze tehdy, kdy\u017e jsou za\u0159\u00edzen\u00ed ve velmi t\u011bsn\u00e9 bl\u00edzkosti u sebe, tak\u017ee je pot\u0159eba relativn\u011b vysok\u00fd fyzick\u00fd kontakt, co\u017e zt\u011b\u017euje \u00fatok hacker\u016f. Krom\u011b toho NFC pou\u017e\u00edv\u00e1 tak\u00e9 \u0161ifrovac\u00ed technologii k ochran\u011b bezpe\u010dnosti p\u0159enosu dat. Naproti tomu komunika\u010dn\u00ed rozsah technologie Bluetooth je velk\u00fd a existuje zde ur\u010dit\u00e9 bezpe\u010dnostn\u00ed riziko a hacke\u0159i mohou napadnout nebo ukr\u00e1st data prost\u0159ednictv\u00edm Bluetooth.<br \/>\nPokud jde o pohodl\u00ed, NFC je rychlej\u0161\u00ed a pohodln\u011bj\u0161\u00ed ne\u017e Bluetooth. P\u0159i p\u0159enosu dat mezi za\u0159\u00edzen\u00edmi NFC je k nav\u00e1z\u00e1n\u00ed spojen\u00ed pot\u0159eba pouze za\u0159\u00edzen\u00ed um\u00edstit bl\u00edzko sebe, ani\u017e by bylo nutn\u00e9 slo\u017eit\u00fd proces p\u00e1rov\u00e1n\u00ed. Na druh\u00e9 stran\u011b p\u0159ipojen\u00ed Bluetooth vy\u017eaduj\u00ed sp\u00e1rov\u00e1n\u00ed mezi za\u0159\u00edzen\u00edmi, co\u017e \u010dasto vy\u017eaduje operace, jako je zad\u00e1n\u00ed hesla. Technologie NFC m\u016f\u017ee nav\u00edc podporovat funkci zvanou \u201enear field payment\u201c, kter\u00e1 u\u017eivatel\u016fm umo\u017e\u0148uje prov\u00e1d\u011bt bezdr\u00e1tov\u00e9 platby prost\u0159ednictv\u00edm za\u0159\u00edzen\u00ed NFC, jako jsou mobiln\u00ed telefony.<br \/>\nStru\u010dn\u011b \u0159e\u010deno, NFC je vysokofrekven\u010dn\u00ed bezdr\u00e1tov\u00e1 komunika\u010dn\u00ed technologie kr\u00e1tk\u00e9ho dosahu, kter\u00e1 umo\u017e\u0148uje bezkontaktn\u00ed p\u0159enos dat z bodu do bodu mezi elektronick\u00fdmi za\u0159\u00edzen\u00edmi. Ve srovn\u00e1n\u00ed s Bluetooth m\u00e1 NFC v\u00edce v\u00fdhod z hlediska zabezpe\u010den\u00ed, ale je o n\u011bco hor\u0161\u00ed, pokud jde o dosah a rychlost p\u0159enosu. Pohodl\u00ed NFC v\u0161ak zp\u016fsobilo, \u017ee se \u0161iroce pou\u017e\u00edv\u00e1 p\u0159i bezdr\u00e1tov\u00fdch platb\u00e1ch a p\u0159enosu dat. Jak se technologie neust\u00e1le vyv\u00edj\u00ed, o\u010dek\u00e1v\u00e1 se, \u017ee NFC bude v budoucnu d\u00e1le vylep\u0161ov\u00e1no a aplikov\u00e1no na v\u00edce oblast\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>NFC je vysokofrekven\u010dn\u00ed bezdr\u00e1tov\u00e1 komunika\u010dn\u00ed technologie kr\u00e1tk\u00e9ho dosahu, kter\u00e1 umo\u017e\u0148uje bezkontaktn\u00ed dvoubodov\u00fd p\u0159enos dat mezi elektronick\u00fdmi za\u0159\u00edzen\u00edmi, zejm\u00e9na pro bezdr\u00e1tov\u00e9 platby, p\u0159enos informac\u00ed a propojen\u00ed za\u0159\u00edzen\u00ed. Ve srovn\u00e1n\u00ed s Bluetooth m\u00e1 NFC v\u00fdhody z hlediska zabezpe\u010den\u00ed, ale dosah a rychlost p\u0159enosu jsou o n\u011bco ni\u017e\u0161\u00ed. D\u00edky pohodl\u00ed NFC je v\u0161ak \u0161iroce pou\u017e\u00edv\u00e1n [\u2026]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2389","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/posts\/2389","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/comments?post=2389"}],"version-history":[{"count":1,"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/posts\/2389\/revisions"}],"predecessor-version":[{"id":2390,"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/posts\/2389\/revisions\/2390"}],"wp:attachment":[{"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/media?parent=2389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/categories?post=2389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nfc-readers.com\/cs\/wp-json\/wp\/v2\/tags?post=2389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}