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How large RSA-keys could the worlds combined computer power factorize in reasonable time?

The current record for RSA-breaking is 768 bits. The only known algorithm which is sufficiently efficient for these key sizes to be envisioned at all is the General Number Field Sieve. This algorithm …
Thomas Pornin's user avatar
1 vote

PKI usage in a cluster; per application instance or per application?

Generally speaking, each private key should be unique, and private keys should not travel. If you have several "applications" that expect HTTPS connections (on port 443, SSL/TLS handshake...) and tha …
Thomas Pornin's user avatar