Performing a Jailbreak with Palera1n

Palera1n is a semi-tethered jailbreak for iOS. This guide walks you through the full process of jailbreaking your iOS device using Palera1n.

Original article: medium.com/@justmobilesec

Device example: iPhone X iOS versions: 15.x – 17.x

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✅ Pre-requisites

• Supported device for Palera1n Check here → ios.cfw.guide

• iOS version between 15.x – 17.x

• macOS (Steps conducted on Mac OSX)

5MB

palera1n-macos-arm64

Open

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🛠 Jailbreak Steps with Palera1n

Step 1: Check iOS Version

• Go to Settings → General → About → iOS Version

Step 2: Install Palera1n

• Visit palera.in

• Download and install via terminal:

  sudo mkdir -p /usr/local/bin
  sudo mv ./palera1n-macos-universal /usr/local/bin/palera1n
  sudo xattr -c /usr/local/bin/palera1n
  sudo chmod +x /usr/local/bin/palera1n

• Note for iPhone X (A11 chip): You must disable the passcode before jailbreaking.

Step 3: Trigger Jailbreak via DFU Mode

• Plug device into Mac

• Run sudo palera1n in terminal

• Press buttons to enter DFU Mode

Step 4: Wait for Installation

• Wait up to 2 minutes

• Palera1n app appears on device

• Open and set a custom root password

Step 5: Install Sileo Repository

• Open Sileo app post-JB

• Ready to install tools like Frida

Step 6: SSH Connection Setup

• Palera1n uses OpenSSH on port 44

• Run iproxy 22 44 for USB SSH tunneling

• Default SSH credentials: root:alpine

• Change using passwd post-connection

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🚧 Common Jailbreak Issues

• Missing Sileo app → Re-jailbreak required

• Device unsupported → “Ignoring non-arm64” error

• DFU mode not detected → Retry buttons or cable

• Better success with USB-A cable over USB-C

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🛡 Frida Setup

• Once jailbroken, add Frida tooling via Sileo

• Frida is instrumental in conducting dynamic analysis on iOS apps