Microsoft is set to release the beta version of the successor to its anti-virus malware program Windows Live OneCare, named Microsoft Security Essentials, on Tuesday, June 23rd in a limited release. Code named Morro, it includes a new interface, some new features, and a price tag of free. Microsoft says it expects to release the final version by the end of 2009 and it hopes that everyone will make use of it to provide basic worldwide protection from viruses and malware.