This key is created by actor1, who controls the secret key. But it is owned by actor2. This means actor1 can sign requests using the secret key and everyone will think they are signed by actor2.
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.