Our Blockstream Green binary releases are available on GitHub: Android iOS Desktop Each binary release comes with a SHA256SUM.asc file. The file contains a digital signature of the binary files hashes from Blockstream. Using the PGP software you should verify that the downloaded packages have been correctly signed by us. Our PGP fingerprint is: 04BE BF2E 35A2 AF2F FDF1 FA5D E7F0 54AA 2E76 E792 Import the public key: gpg --keyserver keyserver.ubuntu.com --recv-keys "04BE BF2E 35A2 AF2F FDF1 FA5D E7F0 54AA 2E76 E792" Verify the signed hashes of the downloaded binaries: gpg --verify SHA256SUMS.asc