April 2016
Intermediate to advanced
944 pages
27h 6m
German
Content preview from Kryptografie
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
16 Kryptografische Hashfunktionen
Aus dem Kapitel über asymmetrische Verschlüsselung ist Ihnen sicherlich noch folgende Tatsache bekannt: Asymmetrische Verschlüsselungsverfahren wie RSA sind deutlich langsamer als symmetrische. In der Praxis verwenden Alice und Bob solche Verfahren daher nie für ganze Nachrichten, sondern stets nur für die Übertragung eines Schlüssels. Ein ähnliches Problem stellt sich bei digitalen Signaturen, wo ähnliche oder gar die gleichen Verfahren eingesetzt werden. Wenn Absenderin Alice eine längere Nachricht blockweise signiert, kann dies zu einer aufwendigen Angelegenheit werden. Für das spätere Verifizieren durch Empfänger ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.