A number of security researchers have sharply criticised security blogger Brian Krebs, a former employee of the Washington Post, after he doxxed two of them on Twitter, apparently because he disagreed with them about the operations of Spamhaus, an organisation set up to track email spammers and spam-related activity.

Former Washington Post employee Brian Krebs, who runs a blog about security, has been making a song and dance over the last few days over the fact that representatives of Wipro, an Indian outsourcing company, did not respond within three days to his inquiries about a security issue at the company.

It has taken just three days for the Bloomberg claims about China spying on US firms through the implant of chips on server mainboards sold by the US firm, Supermicro, to lose most of their sheen.