Why you should regularly update your passwords

I have a history log of all my passwords. Discounting my current one.

Here is the log for them.

Date	Password	Bit Strength
9/10/2011	80tKI"DCjznC/Jcnwz8%Mj^dHqMO:wUp`r,XeI^Z1oqYZ`stu'wlNk,3XcJq	303
9/25/2011	QjkaF1eaNLM9=^s2LzWPLOKSG0Y0ip"MG?5n@Q9RdadRw4$c&?KCZ`wsfE;5	304
10/30/2011	6ep^9CSy@uOeIqGgKnC8'au&USN7n`1gRTJ#M1:ZZ.\yF4*9ik%\G=LeW/^Y	306
11/4/2011	+sWQD*/I$QU3wFT8M$UxU.o*xT"2'es/nY\EW%K0:RrQRA7put?n?t93`M/k	316
12/16/2011	'dj*$7c*W5lmbzK1OhObf=M=f':xLPJQ;d@5$01unh%z5Gv^UWt!I&X`Xcaw	321
1/3/2012	4HZ.v!YXU=fY'Qoad\Z`s;:9Iid1AOL3\?nRrck#a*I29EVe5a.u+,HSx=&&	330
2/3/2012	R.nvpdd$!7YB'l@r?"evFxIYXN;C=5SWxX8*$#qp#Y.Y@2`e+LM24?,W`%y7EzuM	323
2/3/2012	9mbYK=YvRW'xI!%9"mL8p@srvj3!#05Si6e+NoF3QfRzqVp?CG&wT,K;Msf*	320
6/3/2012	L0o?H1V#mcYMEH2,sUGzeKt'nF5r4D@ID;Mi+XQdOG\!UyXuuL22vBpV:RJd	324
9/2/2012	uS;!`2Xb!y09nyI/+d3VKRcL#6lH:x@@Af1=4qXZ@"*?l!1A3.mwM4G=u5uE	323

tl;dr password managers are amazing.