Today, Yahoo! Japan official blog published the follow-up announcement [J] of the possible 22 million account name leaks on 17th. According to it, further investigation reached the conclusion that more data beyond account name could be brought out for 1.486 million accounts. The data are non-decrypt-able password (password hash, I guess) and information used when… Continue reading Yahoo! Japan Hacked Accounts: 1.5 Million Users Might Be More Unsecure