Linked from
The 16 pages that link to End-to-end encryption, each with the reason it gives.
EncryptionBroader topic: It prevents service providers from decrypting message contents in transit.
SextingRelated: It can limit access to intimate messages while they travel between devices.
CybersexRelated: It can limit who can access intimate messages while they travel between devices.
Online chatRelated: It changes whether a chat provider can access messages in transit or storage.