'Weinergate' is the nickname for an ongoing political tempest in a teapot, but let me start by saying that I'm going to try to skirt the politics and focus instead on a couple technical improvements that I think are needed as a result of this scandal. The coverage has been mired in partisanship, so if you're just learning about this story, I recommend that you read this timeline of tweets from the right leaning Director Blue and from the left leaning Cannon Fire, we have: Congressman Weiner was Framed! Whatever.
Verification is currently used to establish authenticity of identities on Twitter. The goal of this program is to limit user confusion by making it easier to identify authentic accounts on Twitter.