1 Out of Every 100 Tweets Malicious? One Security Expert Thinks So - Consumer News Roundup for 12/08/11

A roundup of consumer-focused articles from around the web.

• Scam alert: Are You a Tweeter — or a Sitting Duck? (AARP)
  In a recent report, cyber-security watchdog Barracuda Labs estimated that one of every 100 tweets is "malicious" and that fewer than half of Twitter accounts represent true users sending out tweets to followers (people who have signed up to see their tweets). The rest of the accounts are inactive or set up just to automatically send out spam.
• Second round of phishing emails abuse BBB's name (Better Business Bureau)
  Two weeks after fake Better Business Bureau complaint notices hit businesses nationwide, BBB serving Alaska, Oregon and Western Washington is once again receiving local reports of suspicious emails.
• FTC sends refunds to consumers lured by work-at-home scam (Federal Trade Commission)
  The Federal Trade Commission is mailing approximately 75,000 refund checks to consumers who were deceived by an online marketing operation that sold work-at-home opportunities.
• SEC charges Wachovia with fraudulent bid rigging in municipal bond proceeds (Securities and Exchange Commission)
  The Securities and Exchange Commission today charged Wachovia Bank N.A. with fraudulently engaging in secret arrangements with bidding agents to improperly win business from municipalities and guarantee itself profits in the reinvestment of municipal bond proceeds.