WhatsApp now encrypts contact databases for privacy-preserving synching
ID: 9f228118-554f-5882-9609-dabedd157250
STIX ID: report--9f228118-554f-5882-9609-dabedd157250
Feed Name: Bleeping Computer
Threat Score
WhatsApp introduced IPLS, an HSM-backed, end-to-end encrypted contact storage mechanism that binds contact lists to accounts; an NCC Group security audit found a critical flaw enabling Marvell HSM impersonation and possible decryption of secret key material, but WhatsApp patched that and other reported issues prior to release.
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