This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Authenticated Encryption EaM. en Authenticated encryption scheme Encrypt And Mac own RokerHRO XFigQuellcode FIG Produced by xfig version Landscape Center Metric Single Encryption Plaintext Ciphertext
Page 2023 Free-images.com. All images are Public Domain