Yes, at a former job that was exactly how we did it in our point-of-sale software. The software had the public key and could do a one-way encryption of the dat

Yes, at a former job that was exactly how we did it in our point-of-sale software. The software had the public key and could do a one-way encryption of the data for temporary storage on disk if the network was down. The private key only existed on a server we controlled.