SSH Ramdisk Script

Create and boot a SSH ramdisk on checkm8 devices

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Prerequsites

1. A computer running macOS/linux
2. A checkm8 device (A7-A11)

Usage

1. Clone and cd into this repository: git clone https://github.com/verygenericname/SSHRD_Script --recursive && cd SSHRD_Script
   • If you have cloned this before, run cd SSHRD_Script && git pull to pull new changes
2. Run ./sshrd.sh <iOS version for ramdisk>, without the <>.
3. Place your device into DFU mode
   • A11 users, go to recovery first, then DFU.
4. Run ./sshrd.sh boot to boot the ramdisk
5. Run ./sshrd.sh ssh to connect to SSH on your device
6. Finally, to mount the filesystems, run mount_filesystems
   • /var is mounted to /mnt2 in the ssh session.
   • /private/preboot is mounted to /mnt6.
7. Have fun!

Other commands

• Reset your device: ./sshrd.sh reset
• Dump onboard blobs: ./sshrd.sh dump-blobs
• Delete old SSH ramdisk: ./sshrd.sh clean

Other Stuff

• Reddit Post