One consequence of the recent NSA revelations is that it has piqued my interest in the whole issue of encryption and internet confidentiality and security, topics about which I had at best a very hazy idea. For example, I had never even heard of Lavabit, the encrypted email service provider that apparently has attracted over 400,000 users in its ten years in operation. After word got out that Edward Snowden used it, the number of new monthly subscribers surged to three times its normal value. [Read more…]