{"id":6578,"date":"2024-06-06T11:03:24","date_gmt":"2024-06-06T11:03:24","guid":{"rendered":"http:\/\/the-codest.localhost\/dictionary\/encryption\/"},"modified":"2024-06-06T11:03:24","modified_gmt":"2024-06-06T11:03:24","slug":"dulkodun","status":"publish","type":"dictionary","link":"https:\/\/thecodest.co\/is\/dictionary\/encryption\/","title":{"rendered":"Dulk\u00f3\u00f0un"},"content":{"rendered":"

Dulk\u00f3\u00f0un: Alhli\u00f0a skilgreining<\/h1>\n

Dulk\u00f3\u00f0un er ferli\u00f0 vi\u00f0 a\u00f0 umbreyta venjulegum texta e\u00f0a g\u00f6gn<\/a> \u00ed k\u00f3\u00f0a\u00f0 tungum\u00e1l sem a\u00f0eins er h\u00e6gt a\u00f0 lesa me\u00f0 heimild einstaklinga e\u00f0a kerfa. \u00deetta er mikilv\u00e6g a\u00f0fer\u00f0 til a\u00f0 vernda vi\u00f0kv\u00e6mar uppl\u00fdsingar gegn \u00f3heimilum a\u00f0gangi og tryggja \u00f6ryggi gagna. Dulk\u00f3\u00f0un felur \u00ed s\u00e9r notkun fl\u00f3kinna reiknirit og dulk\u00f3\u00f0unarlykla til a\u00f0 umbreyta g\u00f6gnum \u00ed \u00f3lesanlegt form, sem gerir \u00fea\u00f0 n\u00e1nast \u00f3m\u00f6gulegt fyrir nokkurn a\u00f0 r\u00e1\u00f0a upprunalega skilabo\u00f0in \u00e1n r\u00e9tts afk\u00f3\u00f0unarlykils.<\/p>\n

Dulk\u00f3\u00f0un er v\u00ed\u00f0a notu\u00f0 \u00e1 \u00fdmsum svi\u00f0um, \u00fear \u00e1 me\u00f0al \u00ed netvi\u00f0skiptum, t\u00f6lvup\u00f3stsamskiptum, gagnageymslu og \u00e1 snjallt\u00e6kjum. H\u00fan er grundvallart\u00e6kni sem notu\u00f0 er til a\u00f0 vernda pers\u00f3nuuppl\u00fdsingar, koma \u00ed veg fyrir au\u00f0kennis\u00fej\u00f3fna\u00f0 og tryggja \u00f6ryggi vi\u00f0kv\u00e6mra uppl\u00fdsinga gegn net\u00e1r\u00e1sum.<\/p>\n

Mikilv\u00e6gi dulk\u00f3\u00f0unar<\/h1>\n

Dulk\u00f3\u00f0un gegnir lykilhlutverki vi\u00f0 a\u00f0 tryggja \u00f6ryggi gagna og fri\u00f0helgi einkal\u00edfs \u00ed n\u00fat\u00edma stafr\u00e6na heiminum. Me\u00f0 auknum netgl\u00e6pum og gagnabrotum hefur dulk\u00f3\u00f0un or\u00f0i\u00f0 \u00f3missandi fyrir einstaklinga, fyrirt\u00e6ki og stj\u00f3rnv\u00f6ld til a\u00f0 vernda vi\u00f0kv\u00e6m g\u00f6gn s\u00edn gegn \u00f3heimilum a\u00f0gangi.<\/p>\n

Dulk\u00f3\u00f0un hj\u00e1lpar til vi\u00f0 a\u00f0 koma \u00ed veg fyrir gagnabrot me\u00f0 \u00fev\u00ed a\u00f0 gera \u00fea\u00f0 erfitt fyrir hakara a\u00f0 n\u00e1lgast og lesa vi\u00f0kv\u00e6mar uppl\u00fdsingar. Jafnvel \u00fe\u00f3tt hakari n\u00e1i a\u00f0 stela dulk\u00f3\u00f0u\u00f0um g\u00f6gnum mun hann ekki geta r\u00e1\u00f0i\u00f0 \u00feau \u00e1n r\u00e9ttar afk\u00f3\u00f0unarlykils. \u00deetta gerir \u00fea\u00f0 mun erfi\u00f0ara fyrir netgl\u00e6pamenn<\/a> a\u00f0 stela g\u00f6gnum og nota \u00feau \u00ed illgjarnan tilgang.<\/p>\n

Dulk\u00f3\u00f0un hj\u00e1lpar einnig til vi\u00f0 a\u00f0 vernda fri\u00f0helgi einkal\u00edfs notenda me\u00f0 \u00fev\u00ed a\u00f0 tryggja a\u00f0 a\u00f0eins heimila\u00f0ir a\u00f0ilar hafi a\u00f0gang a\u00f0 vi\u00f0kv\u00e6mum uppl\u00fdsingum. \u00deetta er s\u00e9rstaklega mikilv\u00e6gt \u00ed atvinnugreinum eins og heilbrig\u00f0is\u00fej\u00f3nusta<\/a>, fj\u00e1rm\u00e1l<\/a>, og stj\u00f3rnv\u00f6ldum, \u00fear sem fri\u00f0helgi einkal\u00edfs og \u00f6ryggi pers\u00f3nuuppl\u00fdsinga skipta sk\u00f6pum.<\/p>\n

Ger\u00f0ir dulk\u00f3\u00f0unar<\/h1>\n

\u00dea\u00f0 eru nokkrar ger\u00f0ir dulk\u00f3\u00f0unart\u00e6kni sem nota\u00f0ar eru til a\u00f0 vernda g\u00f6gn, \u00fear \u00e1 me\u00f0al:<\/p>\n