I currently offer email subscriptions on my blog, something I coded myself in PHP. People sign up on the blog using their email address. I send them an email with a link to verify their email address ...
Can a nation-state adversary perform a MITM attack by compelling a CA to issue them with fake certs?
As I understand it, with any encryption system based on a trust chain / CAs (eg SSL, TLS, S/MIME), it would be possible for a nation-state adversary (such as the NSA) to compel the CA to issue them ...
I'm absolutely new to this topic of ssl certificates, so please be patient with me. My task is to install an AS2 communication with some business partner. Therefore we need message signing and ...
Apart from the lack of native Oultook support, why should one prefer S/MIME over PGP/MIME for email?
From my (still quite subjective) point of view, GnuPG/PGP is superior to SSL (or more specifically, PGP/MIME over S/MIME; maybe in other areas SSL is the better choice), e.g. due to the support of ...
Analogously to the SSL server certificate question, which extensions should I use for S/MIME, and should the CA be restricted somehow as well? (I'm using openssl, which at the moment creates CA and ...