Reverse Engineering, cryptography, exploits, hardware, file formats, and generally giving computers a hard time. Occasional CTF player. he/him<br /><br />aka @david3141593@twitter.com, previously <span><a href="https://mastodon.social/@retr0id">@<span>retr0id@mastodon.social</span></a></span><br /><br />All my memes are freely re-shareable under the CC0 license.