The $34.5M price tag for Duolingo’s NextBeat acqui-hire came to light after Class Central dug through its quarterly SEC report.

Here is a guide with the best online courses to learn Software Reverse Engineering (SRE), a valuable tool for malware analysts, security researchers, and forensics investigators.

The single largest collection of free certificate courses available online, curated for you by Class Central.

Duolingo’s side business, Duo’s Taquería, has doubled its revenue to $1.3M in 2024