Multi-factor authentication security testing and possible bypasses

This post contains 11 methods of MFA bypassing

January 9, 2020 · 16 min · 3365 words

Disclosure of 5 million links to the Telegram private chats and the possibility of editing any article on Telegra.ph

A tale of 7 vulnerabilities on services related to the cryptocurrency

March 29, 2018 · 9 min · 1889 words

How I hacked companies related to cryptocurrency

A tale of 7 vulnerabilities on services related to the cryptocurrency

December 21, 2017 · 12 min · 2361 words