Ivan R Blog (Page 2)

Ivan R Blog

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Fix Cydia Impactor crypto-osx.cpp:97 error

If you upgraded to macOS Hight Sierra 10.13.x changes are Cydia Impactor [http://www.cydiaimpactor.com/] is giving you this error when trying to install an app: The text reads: crypto-osx.cpp:97 The user name or passphrase you entered is not correct. But beyond that there is

Installing Dropbear SSH on iOS 10.3.3

Installing Dropbear SSH on iOS 10.3.3

In December last year, @thimstar [https://twitter.com/tihmstar] and @S1guza [https://twitter.com/s1guza] released H3lix [https://h3lix.tihmstar.net/] a semi-untether jailbreak for all 32-bit devices on iOS 10.0 to 10.3.3. This is amazing, it means devices like the iPhone 5 and 5c are jailbroken

Reversing one thousand binaries

This past week (Nov 3rd) I attended the Hackfest CTF in Quebec city, QC. This was my second CTF and was the fist time I ever found a flag. This is how I found it. The challenge began with a vague message "Reverse 1,000 binaries" and a

The most innovative “thing” I’ve done (so far)

The most innovative “thing” I’ve done (so far)

The context I’m a software engineer and really enjoy using technology, but I love using technology to solve problems and make people’s lives better. For the last six years of my professional career I’ve been focused in mobile development, mainly iOS Applications, but two years ago I