Collaboration

Zimbra introduced the latest version of its social software for online communities and social networks, Zimbra SocialTM 8.5. Zimbra Social (formerly Telligent), which introduces a flexible business rules engine that allows community managers to custom tailor online communities for support, marketing and employee engagement. www.zimbra.com

IBM announced IBM Verse, which fuses cloud, social, and analytics to reinvent the Inbox and give individuals an intelligent assistant to organize and prioritize their most important work and relationships. www.ibm.com

Twitter announced a new way for users to share tweets through Direct Messages. www.twitter.com

Security

Sophos announced the release of Sophos Cloud Server Protection, a high performance malware protection solution designed specifically for servers. www.sophos.com

Barracuda offers new Security Suite which combines Barracuda Firewall, Barracuda Web Filter and Barracuda Spam Firewall Virtual Appliances in a single, high performance hardware platform. www.barracuda.com

Miscellaneous

Yahoo and Mozilla Corporation announced a strategic five-year partnership that makes Yahoo the default search experience for Firefox in the United States on mobile and desktop. www.yahoo.com