???????? ????????? ???? ????? WhatsApp ??? ??????? ?? ????? ???? ?? ????? ???? ????? ???? ?? ????? ??? ?? ????? ?????? ???????? ?? ??? ?????? ???? ????? ????? ???? ??????? ??? ???? ????? ?????? ?????????.
???? ??? ?? ?????????? ????? ???[?]: ?????????? ?????????? ???? ????? ?????? ??? ?? ????????? ??????? ???? ???? ????? ? ????? ????? ????? ???? ????????? ???? ????? ??? ?? ???? ??? ?????????? ? ?? WhatsApp ??? ???? ????? ???????? ???????? ??????? ????.
??? ????? ?????? ?? ????? ??????[?] ??? ???? ???? ??? ?? ??????? ?? ????? Account Takeover ?? ATO ?? ????? ???? ????? ???? ????? ? ????? ???? ?? ????? ????? ?? ??????? ???? ??????? ?? ?????? ???? ??? ??????? ????? ??? ???.
?????????????? ??? ??????? ?? ??????? ??????? ?? ??????? ???? ???? ??????? ????? ???? WhatsApp ? ????? ???????? ?????? ? ???????? ??? ???? ????? ???? ????? ??????? ? ???????? ?????? ?? ???? ??????? ???.
??? ??????? ???? ?? ????? ?? ???? ?????? ?? ??????? ???? ?? ?????? ????? ??????? ?? cryptographic nonce ???? ????? ????? ??? ?? ?????? WhatsApp ?? ??? ???? ?? ???? ???? ??????? ???????? ??????? ???? ? ?? ???? ????? ???? ?? ???????? ?? ???? ?????? ?? ???? ?? ?????? ????? ??? ??????? ?? ??? ??????.
?????? ???? ?? ??? ?? ?? ???? ???? ??????? ?? ?????? ?? ????? ??? ?? ??????? ????? ?? ??????? ???. ??? ??????? ??????? ???? ?? ??? ?? ?? ???? ?????? ?? ???? ?????? ??????? ?????? ??????.
?? ???? ????? ???? ????? ?? ?????? ?? ???? ?? ?????? ????? ???? ??????? ?????????? ?? ??? ????? ?????? ?? ?????????? ????? ??????? ???? ?? ?? ????? ???. ??? ???? ?????? ?? ????? ????? ???.
??? ??? ????? ?? ??? ????? ???? ?????? ????? ?????? “??? ??? ????” ?????? ?????? ??????? ??????? ??? ????? ?????? ???? ????? ????? ????? ??????.
Attaullah Baig ? Archis Apte ?? Meta ?????????? ????? ?????: “??? ?? ??????? ?? ??????? ?? ???? ???? ????? ???? ? ????? ?? ???? WhatsApp ?? ???? ?? ?????? ??????? ??? ??????.”
WhatsApp ????? ??? ?? ????? ?????? ???? ??? ??????? ??????? ????? ??? ??? ? ?? ??? ????? ???? ??????? iOS ???.
??? ????? ???? ?? ?????? ?????????? ?? ?????????? ???? ??? ?? ???? ????? ???? ? ????? ???? ??????? ????? ???????? ?????? ????? ??????? ????? ???? ???? ?????? ???? WhatsApp ?? ?? ?????? ?? ?????? ????.
?????? ???? WhatsApp ?? ????? ?????? ????[?] ?????????? ??? ??? ?? ?????? ?????? ????? ??? ?? ??? ????? ???? ???? ?? ??????? ????? ?? ??? ????? ???????? ??????? ?? ???.
???? ????? ??? ???? ????????? ???? ???? ??????? ???? ([?]AKD) ?? ?????????? ?????? ?? ?? ???? ?????????? ????? ????? [?]CONIKS ? [?]SEEMless ??? ?? ?? ??????? ??? ??? ?? ????? ?????? ??? ?? ????? ????.
??? ???? ???????: «AKD ?? ??????? WhatsApp ????? ?????? ?? ?????? ?????? ????? ???? ?? ???? ???????? ????? ????? ??? ? ?? ??? ?? ???? ??????? ?? ????? ????? ??? ????????? ?? ????? ???».
????? ?????? ?? ??? ???? ?? ??????? ?? ?? ?? ???? ????[?] ?? ?? ?????? (?? ???????? ?? ?? QR ? ?? ????? ?? ???? ???? ????) ?? ?? ????? ?? ?? ???? ????? ?? ????? ???? ?????????? ?? ??? ???? ??????? ???? ?? ??? ????? ????? ?????? ?? ???? ?????? ?????? ?? ???? ?? QR ?????? ????.
?? ?????? ???? ???? ?? ?? ?? ??????????? ?? ??? ???? ?????/?????[?] ?? ???? ????? ????? ???????? ???????? ??? end-to-end ????? ??????. ????? ?? ??????? ????????? ?? ???[?] ??????? ?? WhatsApp ?? ?????? ??? ???????? ???????? ????? ???.
?????? ????? ?????? ????? ?? ?? ??????? ?? ?? ????? ?????? ?? ???? ?? ?? ?? ?????? ?? ????? ??????? ???? ??????? ?? ??? ?????? ?? ??????? ???? ????? ?? ?? ????? ?? ??? ?????? ? ?? ????? ????? ?????? ?? ?? ????? ???.
??? ????? ???: “?????? ???? ??????? ?? ????? ?????? ?? ?? ?? ???? [WhatsApp] ?? ????? ????? ?? mapping ??? ???? ?????? ? ???? ???? ????? ????? ?? ??? ??????.”
WhatsApp ??? ???? ??? ????? ?? ?? ??????? ????? ??????? ???? ????? ???? ????? ?? ??? ???? ?? ????? ??????? ???? ???? ??????? ?? ???? ??? ??????? ??? ??????? ? ?????????? ??????. ??? ???? ?????: «??? ??????? ???? ??? ?? ?? ??????? ???? ?? ????? ????? ?????? ?? ?????? ???? ???????? ??? end-to-end ?? ??????? ????? ????».
?????
[?] https://blog.whatsapp.com/new-security-features-account-protect-device-verification-automatic-security-codes
[?] https://engineering.fb.com/2023/04/13/security/whatsapp-device-verification-protects-your-account
[?] https://engineering.fb.com/2023/04/13/security/whatsapp-key-transparency
[?] https://github.com/facebook/akd
[?] https://eprint.iacr.org/2014/1004.pdf
[?] https://eprint.iacr.org/2018/607.pdf
[?] https://faq.whatsapp.com/820124435853543#:~:text=What%27s%20the%20%22Verify%20Security%20Code%22%20screen%20in%20the%20contact%20info%20screen%3F
[?] https://en.wikipedia.org/wiki/Public-key_cryptography
[?] https://faq.whatsapp.com/1524220618005378
[??] https://thehackernews.com/2023/04/whatsapp-introduces-new-device.html
???????
???? ??????
????
