rickmark is known for the adaptation of libimobiledevice for the T2 processor, as well as reverse engineering the USB Target Disk Mode protocol.
He also participated in t8012 checkm8 and it's inclusion in checkra1n.
He actively participates in Hack Different which hosts a number of open source Apple ecosystem projects[1], as well as a Discord server[2]
He originated and actively maintains the `apple-knowledge` project, which creates machine readable documentation of Apple platforms to supplement the lack of specification and documentation in the Apple ecosystem.
GPG Keygrip AB8A 31E3 F065 3820 8409 222E DCC7 7F05 03C5 4932