Import the official VASP release public key and verify that its fingerprint is
B6B8 DA17 E026 0987 9C3A A6A7 0AB6 9231 7329 6690
Then confirm the authenticity of the checksum files and confirm your downloaded files match the checksums. See Verify your VASP download for step-by-step instructions. If you have any doubt about the integrity of a download, stop and contact us at support@vasp.at before installing.