Somebody wrote a C# program that breaks KeyCoin anonymous transactions.

Reddit link:

http://www.reddit.com/r/CryptoCurrency/comments/2c6pax/program_that_deanonymizes_anonymous_keycoin/

I haven't tested it yet.

Do you think that this attack is coming from this FUD group?

http://www.reddit.com/r/CryptoCurrency/comments/28hqu3/warning_to_all_anonymous_coins_promoters_and/

This was also posted on Reddit several hours ago:

http://www.reddit.com/r/CryptoCurrency/comments/2c5on7/anonymous_send_function_removed_in_latest_keycoin/