Twitter mistakenly reset too many passwords on Thursday in response to a security incident, the company has said.
Messaging security experts have published best practice guidance on how to avoid flawed implementation of the DKIM anti-phishing standard.
Police have arrested a 45-year-old woman as part of an investigation into computer hacking linked to a media phone-hack scandal.
BlackBerry 10 has been awarded security clearance for use by US and Canadian government agencies.
A zero-day flaw that can be used as a vector to bypass sandboxing in Adobe Reader X and XI has been circulating on cyber crime forums, according to Russian forensics company Group-IB.