iH8Sn0w has released iFaith v1.5.9 that includes support to save SHSH blob for Apple TV 2G running over iOS 5.3 built 10B809 and this update is integrated with some bug fixes.
According to official iH8Sn0w blog iFaith v1.5.9 Features are:
- Now dumps AppleTV 2 models running 5.3/10B809.
- Fixed bug when when building signed IPSWs with iPhone3,2 blobs.
- Fixed bug with apticket validation causing a client-side crash on machines not connected to the internet.
Download iFaith v1.5.9 for Windows