ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,488,338, issued on Dec. 2, was assigned to Stripe Inc. (South San Francisco, Calif.).

"Offline mode for distribution of encryption keys" was invented by Michael David Dahn (San Francisco) and Bryan Daniel Berg (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "The subject technology enables encryption key distribution when a processor is in offline mode. When offline, key distribution servers can distribute private/public key pairs in place of the processor. The servers can distribute a public key to a user device for encryption of data. The encrypted data can be provided to the processor, which can return a token in response to provide to the first...