PIN number analysis

A good friend of mine, Ian, recently forwarded me an internet joke. The headline was something like: “All credit card PIN numbers in the World leaked” The body of the message simply said 0000 0001 0002 0003 0004 … Ian’s messages made me chuckle. Then, later the same day, I read this XKCD cartoon. The merging of these two humorous topics created the seed for this article. I love Randall’s work. My

[kei2100]

よく使われやすいPINコード

[korinchan]

20位までの合計で26.83％もあるなら、解除を試みようと思うには十分だなあ。

[anegishi]

４桁数字のPINコードの解析、面白い。「1004」が使用頻度６位なのは不思議だけど、ちゃんと解説あり。国によっても違うんだろうな。