Tag Archives: SP 800-131A

Key Size Update

January 24, 2011 by Bruce Morton     No Comments

Last summer I posted a blog about the move 2048-bit RSA keys in SSL certificates. While I was drafting my post, NIST was working on a new Special Publication. This document, just released as NIST SP 800-131A, allows a transition period to from 1024-bit to 2048-bit RSA keys. In the period of 1 January 2011 [Read More...]

Filed Under: Secure Browsing, SSL Deployment Tagged With: 2048, Firefox, Microsoft

What’s the deal with 2048-bit keys?

June 23, 2010 by Bruce Morton     No Comments

Entrust has been getting a lot of questions about the move to 2048-bit RSA keys.  The move is causing some web administrators concern, so we thought it would be a good time to clarify the reasoning behind the move to 2048-bit keys. The US National Institute of Standards and Technology (NIST) prepared a special report [Read More...]