Digital signatur
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![Page 1: Digital signatur](https://reader036.fdocuments.net/reader036/viewer/2022082505/56812b0f550346895d8f0101/html5/thumbnails/1.jpg)
Digital signaturIntroduktion
![Page 2: Digital signatur](https://reader036.fdocuments.net/reader036/viewer/2022082505/56812b0f550346895d8f0101/html5/thumbnails/2.jpg)
Indhold
•Kryptering (lidt baggrund)
•Certifikater
•Public Key Infrastruktur (PKI)
![Page 3: Digital signatur](https://reader036.fdocuments.net/reader036/viewer/2022082505/56812b0f550346895d8f0101/html5/thumbnails/3.jpg)
Konventionel symmetrisk kryptering
HEJ HEJS#2Uu£
![Page 4: Digital signatur](https://reader036.fdocuments.net/reader036/viewer/2022082505/56812b0f550346895d8f0101/html5/thumbnails/4.jpg)
Public Key kryptering
Din PC laver to nøgler:• En offentlig nøgle• En privat nøgle
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Digital Signatur
Din private nøglekan ”låse” et dokument,- det er din Digitale Signatur!
![Page 6: Digital signatur](https://reader036.fdocuments.net/reader036/viewer/2022082505/56812b0f550346895d8f0101/html5/thumbnails/6.jpg)
Kontrol af Digital Signatur
Signaturen kontrolleres ved at ”åbne” med din offentlige nøgle.
![Page 7: Digital signatur](https://reader036.fdocuments.net/reader036/viewer/2022082505/56812b0f550346895d8f0101/html5/thumbnails/7.jpg)
Tillid til den offentlige nøgle
A. LublinMen hvordan får vi distribueret de offentlige nøgler, så vi kan være sikre på, at ingen bytter rundt på dem?
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Certifikatet..
Certificeringscenteret ”siger god for” dinoffentlige nøgleved at udstede et certifikat til dig.
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Certifikatet-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
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Spørgsmål?
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