diff --git a/docs/internals/encryption-aead.odg b/docs/internals/encryption-aead.odg new file mode 100644 index 00000000000..0f74fb428d9 Binary files /dev/null and b/docs/internals/encryption-aead.odg differ diff --git a/docs/internals/encryption-aead.png b/docs/internals/encryption-aead.png new file mode 100644 index 00000000000..b9eb2339b28 Binary files /dev/null and b/docs/internals/encryption-aead.png differ