Verified65% confidenceFactExact time
iMessage is built on Apple's APNS (Apple Push Notification Service) and uses an end-to-end encryption scheme combining elliptic curve cryptography (ECDH) and AES-128.
3
Sources
65%
Confidence
Long-term
Relevance
7/12/2026
First Seen
Sources
Related Claims
UnverifiediMessage is built on Apple's APNS (Apple Push Notification Service), which was launched in 2009.76% similarUnverifiedApple's Find My uses an end-to-end encrypted crowdsourced network architecture, transmitting encrypted location beacons to nearby Apple devices via Bluetooth Low Energy (BLE).76% similarUnverifiedApple launched the iMessage Contact Key Verification feature in late 2023, which verifies the device keys of communication counterparts based on the Key Transparency protocol.76% similarUnverifiediMessage's end-to-end encryption does not cover third-party servers, so Tend needs to build its own message relay outside the Apple ecosystem, which involves compliance and privacy design.75% similarUnverifiedApple has promised to encrypt OCSP requests and provide a user opt-out mechanism in future versions.74% similar
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