In that gossipy little town, of course, there were endless surmises as to the why and wherefore of that private key.
He let himself in at his door with a private key—and I saw him no more.
Mrs. Cupp would be very angry if she knew Linda was down here without permission and had a private key to her trunk.
He locked the door with a private key, and kicked a chair up to the table.
You'd encrypt the message with your private key and my public key.
I can put it on my "keyring" -- a list of keys that I've signed with my private key.
The second lock -- your private key -- only comes off with your public key.
I signed it and encrypted it with my private key and the public key Masha had provided.
Because if they can decrypt it with your public key, it can only have been encrypted with your private key.
He went over to the sideboard, unlocked a lower division of it with his private key, and drew forth a half-bottle of champagne.