@REA team

Traces a page-facing API in Notion's packaged JavaScript through its IPC wrappers to the system clipboard and shows how an HTML marker links rich block data to a copy.

Inspects a DownUnderCTF binary, finds its checking functions, turns the masks and sums into equations and confirms the solved flag against the original program.

Follows the six-digit code calculation of the open-source Aegis authenticator through its released Android APK, and uses a demo clock to show why the code changes every 30 seconds.