[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.spektra.sk\/co-je-to-ssl-a-tls\/#Article","mainEntityOfPage":"https:\/\/www.spektra.sk\/co-je-to-ssl-a-tls\/","headline":"\u010co je to SSL a TLS?","name":"\u010co je to SSL a TLS?","description":"Protokol SSL a jeho potomok, TLS, poskytovali \u0161ifrovanie a bezpe\u010dnos\u0165, ktor\u00e9 umo\u017e\u0148uj\u00fa modern\u00fd internetov\u00fd obchod. Desa\u0165ro\u010dia hist\u00f3rie t\u00fdchto protokolov boli pozna\u010den\u00e9 neust\u00e1lymi aktualiz\u00e1ciami, ktor\u00fdch cie\u013eom","datePublished":"2019-07-25","dateModified":"2023-04-25","author":{"@type":"Person","@id":"https:\/\/www.spektra.sk\/author\/#Person","name":"","url":"https:\/\/www.spektra.sk\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/5667bceccdce92893bac6a7981a373152a8b3fa0ab99c198ba0ac0b49a934248?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/5667bceccdce92893bac6a7981a373152a8b3fa0ab99c198ba0ac0b49a934248?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"spektra.sk","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.spektra.sk\/wp-content\/uploads\/img_a304021_w16536_t1564499164.jpg","url":"https:\/\/www.spektra.sk\/wp-content\/uploads\/img_a304021_w16536_t1564499164.jpg","height":0,"width":0},"url":"https:\/\/www.spektra.sk\/co-je-to-ssl-a-tls\/","wordCount":430,"articleBody":"Protokol SSL a jeho potomok, TLS, poskytovali \u0161ifrovanie a bezpe\u010dnos\u0165, ktor\u00e9 umo\u017e\u0148uj\u00fa modern\u00fd internetov\u00fd obchod. Desa\u0165ro\u010dia hist\u00f3rie t\u00fdchto protokolov boli pozna\u010den\u00e9 neust\u00e1lymi aktualiz\u00e1ciami, ktor\u00fdch cie\u013eom je udr\u017ea\u0165 krok s \u010doraz sofistikovanej\u0161\u00edmi \u00fato\u010dn\u00edkmi. \u010eal\u0161ia hlavn\u00e1 verzia protokolu TLS 1.3 bude \u010doskoro dokon\u010den\u00e1 – a v\u00e4\u010d\u0161ina \u013eud\u00ed, ktor\u00ed prev\u00e1dzkuj\u00fa webov\u00e9 str\u00e1nky, bude chcie\u0165 aktualizova\u0165, preto\u017ee kybernetick\u00ed zlo\u010dinci doh\u00e1\u0148aj\u00fa.\u00a0Secure Sockets Layer, alebo, bol p\u00f4vodn\u00fd n\u00e1zov protokolu, ke\u010f bol vyvinut\u00fd v polovici 90-tych rokov Netscape, spolo\u010dnos\u0165ou, ktor\u00e1 v tom \u010dase vytvorila najpopul\u00e1rnej\u0161\u00ed webov\u00fd prehliada\u010d. SSL 1.0 nebol nikdy zverejnen\u00fd a 2.0 mal v\u00e1\u017ene nedostatky. 3.0, vydan\u00fd v roku 1996, bol \u00faplne prepracovan\u00fd a nastavil p\u00f4du pre to, \u010do nasledovalo.\u00a0Ke\u010f bola v roku 1999 vydan\u00e1 \u010fal\u0161ia verzia protokolu, bola \u0161tandardizovan\u00e1 pracovnou skupinou Internet Engineering Task Force (IETF) a dostala nov\u00fd n\u00e1zov: Transport Layer Security alebo. Ako uv\u00e1dza \u0161pecifik\u00e1cia, „rozdiely tento protokol a SSL 3.0 nie s\u00fa dramatick\u00e9.“\u00a0Protokol TLS \u0161ifruje internetov\u00fa prev\u00e1dzku v\u0161etk\u00fdch typov. Najbe\u017enej\u0161ia je webov\u00e1 prev\u00e1dzka; viete, \u017ee v\u00e1\u0161 prehliada\u010d je pripojen\u00fd prostredn\u00edctvom protokolu, ak adresa URL vo va\u0161ej adrese za\u010d\u00edna znakom \u201ehttps\u201c a je tu indik\u00e1tor s visac\u00edm z\u00e1mkom, ktor\u00fd v\u00e1m povie, \u017ee pripojenie je bezpe\u010dn\u00e9, ako je to v tomto screenshote z prehliada\u010da Chrome:\u00a0\u00a0\u0160ifrovanie je nevyhnutn\u00e9 pre bezpe\u010dn\u00fa komunik\u00e1ciu cez internet: ak va\u0161e d\u00e1ta nie s\u00fa \u0161ifrovan\u00e9, ka\u017ed\u00fd m\u00f4\u017ee presk\u00fama\u0165 va\u0161e pakety a pre\u010d\u00edta\u0165 si d\u00f4vern\u00e9 inform\u00e1cie. Najbezpe\u010dnej\u0161\u00ed sp\u00f4sob \u0161ifrovania sa naz\u00fdva asymetrick\u00e1 kryptografia; to vy\u017eaduje dva kryptografick\u00e9 k\u013e\u00fa\u010de – inform\u00e1cie, zvy\u010dajne ve\u013emi ve\u013ek\u00e9 \u010d\u00edsla – aby fungovali spr\u00e1vne, jeden verejn\u00fd a jeden s\u00fakromn\u00fd. Matematika je tu zlo\u017eit\u00e1, ale v podstate m\u00f4\u017eete pou\u017ei\u0165 verejn\u00fd k\u013e\u00fa\u010d na \u0161ifrovanie \u00fadajov, ale na jeho de\u0161ifrovanie je potrebn\u00fd s\u00fakromn\u00fd k\u013e\u00fa\u010d. Tieto dva k\u013e\u00fa\u010de s\u00fa navz\u00e1jom prepojen\u00e9 nejak\u00fdm komplexn\u00fdm matematick\u00fdm vzorcom, ktor\u00fd je \u0165a\u017eko reverzn\u00fdm in\u017einierom reverznej sily. Myslite na verejn\u00fd k\u013e\u00fa\u010d ako na inform\u00e1ciu o umiestnen\u00ed uzamknutej po\u0161tovej schr\u00e1nky so slotom na prednej strane a s\u00fakromn\u00fdm k\u013e\u00fa\u010dom ako k\u013e\u00fa\u010dom, ktor\u00fd odomkne po\u0161tov\u00fa schr\u00e1nku. Ka\u017ed\u00fd, kto vie, kde je po\u0161tov\u00e1 schr\u00e1nka, m\u00f4\u017ee do nej vlo\u017ei\u0165 spr\u00e1vu; ale pre ka\u017ed\u00e9ho in\u00e9ho, \u200b\u200baby si ju pre\u010d\u00edtali, potrebuj\u00fa s\u00fakromn\u00fd k\u013e\u00fa\u010d.\u00a0                                                                                                                                                                                                                                                                                                                                                                                        4.4\/5 - (8 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"\u010co je to SSL a TLS?","item":"https:\/\/www.spektra.sk\/co-je-to-ssl-a-tls\/#breadcrumbitem"}]}]