Tag Archives: reverse engineering

Rooting the Sphairon Speedlink 5501

Posted on 29.09.2014 by hph

Last week I was asked if I knew how to enable SSH access on a Sphairon (ZyXEL) Speedlink 5501. My previous technique for the HomeBox 3232 (also manufactured by Sphairon) did not work as the expected magic bytes in the … Continue reading →

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Arcadyan IAD Decrypter v0.05 released

Posted on 30.11.2013 by hph

Today I would like to announce a major update to the Arcadyan IAD Decrypter which you might know from the IP-Phone-Forum or from my previous blog post. It is now capable of decrypting the new “OBC6” configuration backup file format … Continue reading →

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Extract VoIP login data from o2 Box 4421 and o2 Box 6431

Posted on 13.02.2013 by hph

Please note, that the information presented in this post may be outdated. An updated technique has been posted here. The German ISP o2 (which has acquired the brand “Alice” from HanseNet in 2010) tries to prevent its customers from installing … Continue reading →

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Extract VoIP login data from an Alice IAD 3232 backup file

Posted on 19.11.2012 by hph

Please note, that the information presented in this post may be outdated. An updated technique has been posted here. The German ISP o2 Alice Hansenet enforces their customers to use the router that is distributed to them along with the … Continue reading →

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How FTPRush encrypts site passwords

Posted on 01.12.2011 by hph

FTPRush (formerly known as “UltraFXP”) is a  popular closed-source freeware FTP Client for Windows and comes with some handy features. If the user chooses to store site passwords FTPRush applies some cryptography to the plaintext password before writing it to … Continue reading →

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