Friday, October 15, 2010

Facebook, OpenID and Decrypting SSL

I was excited to see Facebook (FB) supporting login via OpenID (FB is a relying party), and I decided to give it a whirl. Here I list the results of my investigation, which describe the odd use of OpenID, as well as my wire level analysis which I hope you find informative. This post doesn't go into details of how OpenID works, if you're interested in that leave a comment and I'll put up such a post. FB uses OpenID in a way I've never seen before. In the "common" OpenID login model, you get a login...

Friday, October 8, 2010

Taskmgr to PowerShell: Kill A Process

You know the drill, some app freezes. You try to close it, that doesn’t work.  You fire up taskmgr, sort by name, type in the name, and then hit the delete key to kill the process.  Easy with powershell: Get-Process | ? {$_.Name -eq "firefox"} | killThe real power here is the composability of powershell, for example you could also debug the process. Get-Process | ? {$_.Name -eq "firefox"} | Debug-ProcessOr if you’re not sure what’s going to happen you can always pass the –whatif qualifier: PS C:\Users\igord\Downloads> Get-Process | ? {$_.Name -eq "firefox"} | Debug-Process -whatifWhat...

Wednesday, October 6, 2010

Photo Fusing in Windows Live Photo Gallery

On my camera, I can make the self timer take 8 photos 2 seconds apart. This leaves me with a 1 in 8  chance of getting a good picture. However, using the photo fuse tool in Windows Live Photogallery, I can do a visual merge of the photos to pick my favorite part of each photo.  For example, I used the following source photos: To created this composite photo, (To which I also applied straiten and auto fix) That’s seriously cool!...

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