PGP transfer settings dependencies

The following PGP transfer settings dependency matrix shows different configurations and scenarios for PGP-encrypted transfers depending on the transfer settings, accessible from the Subscription page.

Incoming file Encryption required Signature required Server action Result Transfer status
Signed only ON ON SecureTransport attempts decryption and verification. Decryption fails, because the file is not encrypted, and therefore no verification is performed. Unsuccessful
Encrypted only ON ON SecureTransport attempts decryption and verification. Decryption is successful, but verification fails, because the file is not signed. Unsuccessful
Signed and Encrypted ON ON SecureTransport attempts decryption and verification. Decryption and verification are successful, and the signature is removed. Successful
Plain text ON ON SecureTransport attempts decryption and verification. Decryption fails because the file is not encrypted, and no verification is performed. Unsuccessful
Signed only ON OFF SecureTransport attempts decryption without verification. Decryption fails because the file is not encrypted, and no verification is performed. Unsuccessful
Encrypted only ON OFF SecureTransport attempts decryption without verification. Decryption is successful, and no verification is performed. Successful
Signed and Encrypted ON OFF SecureTransport attempts decryption without verification. Decryption is successful, and no verification is performed, but the signature is removed. Successful
Plain text ON OFF SecureTransport attempts decryption without verification. Decryption fails because the file is not encrypted, and no verification is performed. Unsuccessful
Signed only OFF ON SecureTransport attempts verification without decryption. No decryption is performed. Verification is successful and the signature is removed. Successful
Encrypted only OFF ON SecureTransport attempts decryption (to get to the signature) and verification. Decryption is successful, but verification fails, because the file is not signed. Unsuccessful
Signed and Encrypted OFF ON SecureTransport attempts decryption (to get to the signature) and verification. Decryption and verification are successful. Successful
Plain text OFF ON SecureTransport attempts verification without decryption. No decryption is performed. Verification fails because the file is not signed. Unsuccessful

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