{"id":7258,"date":"2019-03-08T13:17:42","date_gmt":"2019-03-08T11:17:42","guid":{"rendered":"https:\/\/www.digime.fi\/langsiktigt-digitalt-bevarande\/"},"modified":"2019-03-08T13:17:42","modified_gmt":"2019-03-08T11:17:42","slug":"langsiktigt-digitalt-bevarande","status":"publish","type":"page","link":"https:\/\/www.digime.fi\/sv\/langsiktigt-digitalt-bevarande\/","title":{"rendered":"L\u00e5ngsiktigt digitalt bevarande"},"content":{"rendered":"<p>L\u00e5ngsiktigt digitalt bevarande (LDB) inneb\u00e4r att digital information bevaras i ett f\u00f6rst\u00e5eligt och anv\u00e4ndbart format under tiotals och till och med hundratals \u00e5r. Utrustning, program och filformat f\u00f6r\u00e5ldras med tiden, men informationen m\u00e5ste best\u00e5. Tillf\u00f6rlitligt l\u00e5ngsiktigt digitalt bevarande f\u00f6ruts\u00e4tter aktiv tillsyn av inneh\u00e5llet som helhet och beredskap att hantera flera olika slags risker. H\u00e4r spelar metadata en central roll. Metadata beskriver bl.a. materialets inneh\u00e5ll, historia och ursprung samt hur den digitala informationen kan anv\u00e4ndas.<\/p>\n<p>I Finland sk\u00f6ts det l\u00e5ngsiktiga digitala bevarandet av kulturarv och forskningsmaterial nationellt och centraliserat. De nationella tj\u00e4nsterna f\u00f6r l\u00e5ngsiktigt bevarande av digitalt kulturarvs- och forskningsmaterial tillhandah\u00e5lls och \u00e4gs av undervisnings- och kulturministeriet. IT-centret f\u00f6r vetenskap CSC svarar f\u00f6r tj\u00e4nsternas genomf\u00f6rande. Mer information om LDB-tj\u00e4nsterna finns p\u00e5 webbplatsen digitalpreservation.fi.<\/p>\n<p>Bevarandet i LDB-tj\u00e4nsterna \u00e4r indelat i tre olika niv\u00e5er. (1) Det tekniska bevarandet \u00e4r processen f\u00f6r att s\u00e4kerst\u00e4lla att materialets ursprungliga bitstr\u00e4ngar bevaras of\u00f6r\u00e4ndrade och kan behandlas med modern utrustning. I processen ing\u00e5r bland annat aktiv tillsyn av filernas best\u00e4ndighet och hantering av kopior. LDB-tj\u00e4nsterna ansvarar i regel f\u00f6r bevarandet p\u00e5 den h\u00e4r niv\u00e5n. (2) Det logiska bevarandet \u00e4r en process d\u00e4r man s\u00e4kerst\u00e4ller att materialet bevaras tekniskt f\u00f6rst\u00e5eligt och l\u00e4sbart oberoende av teknologiska f\u00f6r\u00e4ndringar. I processen ing\u00e5r bland annat noggrann planering av bevarande\u00e5tg\u00e4rder, migrering av filformat och s\u00e4kerst\u00e4llande av tillr\u00e4ckliga tekniska metadata. F\u00f6r bevarande p\u00e5 denna niv\u00e5 svarar LBD-tj\u00e4nsterna tillsammans med den organisation som \u00e4ger materialen. (3) Semantiskt bevarande handlar om att s\u00e4kerst\u00e4lla att f\u00f6rst\u00e5elsen av materialet, dess betydelse och tolkningar, bevaras. I processen ing\u00e5r bland annat s\u00e4kerst\u00e4llande av tillr\u00e4ckliga beskrivande metadata och bevarande av materialets ursprungliga saksammanhang. F\u00f6r bevarande p\u00e5 denna niv\u00e5 svarar i regel den organisation som \u00e4ger materialet.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u00e5ngsiktigt digitalt bevarande (LDB) inneb\u00e4r att digital information bevaras i ett f\u00f6rst\u00e5eligt och anv\u00e4ndbart format under tiotals och till och med hundratals \u00e5r. Utrustning, program och filformat f\u00f6r\u00e5ldras med tiden,&hellip; <a class=\"continue\" href=\"https:\/\/www.digime.fi\/sv\/langsiktigt-digitalt-bevarande\/\">Lue lis\u00e4\u00e4<span> L\u00e5ngsiktigt digitalt bevarande<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"template-fullwidth.php","meta":{"footnotes":""},"class_list":["post-7258","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L\u00e5ngsiktigt digitalt bevarande - Digime<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.digime.fi\/pitkaaikaissailytys\/\" \/>\n<meta property=\"og:locale\" content=\"sv_SE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u00e5ngsiktigt digitalt bevarande - Digime\" \/>\n<meta property=\"og:description\" content=\"L\u00e5ngsiktigt digitalt bevarande (LDB) inneb\u00e4r att digital information bevaras i ett f\u00f6rst\u00e5eligt och anv\u00e4ndbart format under tiotals och till och med hundratals \u00e5r. 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