Chinese e-commerce giant Alibaba has fixed a security slipup on its online retail portal AliExpress. Israeli security researcher Amitay Dan noticed the problem, which has now been fixed. It’s one of those security mistakes that is not only easy to make, but also easy to exploit once you know how it works. It is a similar sort of bug to the one that allowed convicted-then-pardoned hacker Andrew Auernheimer to acquire the email addresses of 114,000 US iPad owners.”]