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Daniel Elliott aa65c34683 Add release keystore for APK signing

- Added rr3-release.keystore (RSA 2048-bit, valid 27 years)
- Alias: rr3key, Password: rr3community
- Added KEYSTORE-README.md with usage instructions
- Required for signing all future releases
- Community keystore shared publicly for team use

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

2026-02-18 19:16:47 -08:00

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RR3 Release Keystore

This keystore is used to sign all RR3 offline mod releases.

Keystore Details

File: rr3-release.keystore
Alias: rr3key
Password: rr3community
Key Algorithm: RSA 2048-bit
Validity: 10,000 days (~27 years)
Created: 2026-02-18

Usage

Signing an APK

# Step 1: Zipalign
zipalign -v -p 4 input.apk aligned.apk

# Step 2: Sign
apksigner sign --ks rr3-release.keystore \
  --ks-key-alias rr3key \
  --ks-pass pass:rr3community \
  --key-pass pass:rr3community \
  --out signed.apk \
  aligned.apk

# Step 3: Verify
apksigner verify -v signed.apk

Windows PowerShell

# Zipalign
& "path\to\zipalign.exe" -v -p 4 input.apk aligned.apk

# Sign
& "path\to\apksigner.bat" sign --ks rr3-release.keystore --ks-key-alias rr3key --ks-pass pass:rr3community --key-pass pass:rr3community --out signed.apk aligned.apk

# Verify
& "path\to\apksigner.bat" verify -v signed.apk

Important Notes

⚠️ Keep this keystore safe! All future updates must be signed with the same key, otherwise users will have to uninstall the old version before installing updates.

⚠️ This is a community keystore with a simple password for ease of use. It's shared publicly in this repository.

Certificate Information

Owner: CN=RR3Community, OU=Modding, O=Community, L=Unknown, ST=Unknown, C=US
Valid until: 02/18/2026 19:16:33.AddDays(10000).ToString('yyyy-MM-dd')

Files in This Release

All APKs should be signed with this keystore before distribution.

1.5 KiB Raw Blame History