Twitter Supports HTTPS Encryption to Bolster Security
Found on eWEEK on Tuesday, 15 March 2011

Users now have the option to choose the application security setting to always use HTTPS when accessing Twitter.com.
Twitter's latest security move comes after the Federal Trade Commission finalized the settlement with the microblogging site to establish a rigorous information security policy to protect user accounts.
2. Call it a huge improvement
3. ???
4. Profit