Collaboration technologies - LiveBusiness review.

Microsoft has announced that Exchange and Office SharePoint will be available as online subscription services for US customers from today, and for UK customers from spring next year. "Today we bring business class communications and collaboration technologies to the cloud, and we are committed to delivering more capabilities in the months ahead," said Stephen Elop, Microsoft Business Division president.

IBM has released a patch for highly critical security flaws in its Lotus Notes, following the discovery of vulnerabilities in a third-party software component used in Lotus 1-2-3. Users who open a malicious file attachment can trigger a buffer overflow, as Lotus 1-2-3 tries to process the Lotus Worksheet file format. The vulnerabilities could allow a malicious attacker to take control of a user"s system remotely and execute arbitrary code, according to Core Security Technologies, which issued a security advisory on Tuesday. ***