SSL

http://arstechnica.com/security/2013/02/lucky-thirteen-attack-snarfs-cookies-protected-by-ssl-encryption/

other attack types mentioned here: http://wiki.securityweekly.com/wiki/index.php/Episode319

certificate error messages when using .pem files from a CA: http://stackoverflow.com/questions/9380403/what-does-ssl-ctx-use-privatekey-file-problems-getting-password-error-indica

Setting up certificates: https://serverfault.com/a/720237