Marketplace Tech for Tuesday, January 21, 2014

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We continue our Wall Street technology series with a look at high-frequency trading, where powerful computers can make hundreds of thousands of trades in milliseconds, making big money off tiny stock price differences. And password management company SplashData is out with its annual survey of the most common passwords. For the first time, a new terrible password is on top. The most common password is "123456," beating out the reigning champion, which is just "password." Either one is a fine invitation to get hacked.

'Dear subscriber, you are registered as a participant in a mass disturbance'

The Ukrainian government may be using mobile phone location data to intimidate protesters during ongoing civil unrest.
Posted In: ukraine, cell phone

A former high-frequency trader turned critic

Powerful computers can make hundreds of thousands of trades in milliseconds, making big money off tiny stock price differences. But is it bad for our financial system?
Posted In: high-frequency trading

Crowdfunding for investors may soon get easier

The JOBS Act will promote equity investing through crowdfunding. A Washington, D.C. real estate firm has already been trying it out.
Posted In: JOBS Act, crowd-funding

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