Our groundbreaking security technologies protect the users of over 2.2 billion active devices around the world. Hear about the latest advances in Apple security from our engineering teams, send us your own research, and work directly with us to be recognized and rewarded for helping keep our users safe.
February 21, 2024
iMessage with PQ3: The new state of the art in quantum-secure messaging at scale
We are introducing PQ3, a groundbreaking cryptographic protocol for iMessage that advances the state of the art of end-to-end secure messaging. With compromise-resilient encryption and extensive defenses against even highly sophisticated quantum attacks, PQ3 provides protocol protections that surpass those in all other widely deployed messaging apps.
Read moreOctober 27, 2023
Advancing iMessage security: iMessage Contact Key Verification
iMessage broke new ground in 2011 as the first widely available messaging service to provide secure end-to-end encryption by default. Ever since, we’ve been making ongoing improvements to iMessage security to protect our users’ most sensitive communications. This brief technical overview introduces the security model behind iMessage Contact Key Verification, a new feature available in the developer previews of iOS 17.2, macOS 14.2, and watchOS 10.2, that advances the state of the art of key directory security in messaging systems and allows users to verify they’re messaging only with the people they intend.
Read moreAugust 30, 2023
Apply for the 2024 Apple Security Research Device Program
Starting today, security researchers are invited to apply for the 2024 Security Research Device Program. Learn about eligibility requirements and how our Security Research Device helps both new and experienced researchers accelerate their work with iOS. We’re accepting applications through October 31, 2023.
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