Collaboration Software

Twitter: Attack emails drop from 110 million per day to a few thousand

Adopting protocol called DMARC pays big dividends, says Twitter postmaster

Video ads come to Facebook

15-second ads will play automatically in users' feeds.

Google testing new results layout, but does it make ads less obvious?

Google for many users has changed the way it displays advertiser links

Cisco on mission to outfit all office rooms with video conferencing systems

It will ship in the spring a set of new and improved products aimed at what it considers is a vastly underserved market

Twitter crashed — again — on Tuesday

Second Twitter crash in 9 days came during site upgrade

Chicago court freezes US assets of Mt. Gox CEO, companies

The ruling doesn't touch the failed Bitcoin exchange itself

Desktop app helps turn your voice into songs

Imitone aims to replace the amateur musician's MIDI keyboard

New York to start accepting applications for Bitcoin and other virtual currency exchanges

The move signals a growing regulatory environment for the technology

Startups vie to evaluate credit risk using Facebook profiles

Social Media Getting More Spontaneous and Less Personal