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Jan 27, 2021 · Apple's iMessage service uses secure end-to-end encryption. This ensures only you and the person you're talking to can see your messages. But there's a big privacy hole in iMessage, and it's named iCloud. Here's what you need to know.
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Feb 18, 2021 · When a user turns on iMessage on a device, the device generates encryption and signing pairs of keys for use with the service. For encryption, there is an encryption RSA 1280-bit key as well as an encryption EC 256-bit key on the NIST P-256 curve.
May 13, 2022 · The AES key for the attachment, its Uniform Resource Identifier (URI), and an SHA-1 hash of its encrypted form are then sent to the recipient as the contents of an iMessage, with their confidentiality and integrity protected through normal iMessage encryption, as shown in the following diagram.
Mar 27, 2024 · The foundation of iMessage's security lies in its device-based end-to-end encryption, which ensures messages are readable only by the intended recipients. However, this security model requires that the device itself is secure.
For security, messages sent using iMessage are end-to-end encrypted before they’re sent, and you can also use Contact Key Verification. iMessage is a secure messaging service that you can use to send and receive messages on iPhone.
Nov 6, 2024 · iMessage is end-to-end encrypted. The phone number or email address you use is shown to the people you contact, and you can choose to share your name and photo. Apple retains limited information about the use of iMessage, such as whether your device is eligible to use iMessage, for up to 30 days.
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Feb 21, 2024 · iMessage now meets this goal with a new cryptographic protocol that we call PQ3, offering the strongest protection against quantum attacks and becoming the only widely available messaging service to reach Level 3 security.
