I've always loved his lockpicking business card: https://www.mitnicksecurity.com/kevin-mitnicks-famous-lockpi...
While I assume this is real, part of me does feel like a combination of how young he is and who is is leads me to be slightly skeptical. Assuming it's real, hopefully he would have appreciated the skepticism.
“Lamo was best known for reporting U.S. soldier Chelsea Manning to Army criminal investigators in 2010[7] for leaking hundreds of thousands of sensitive U.S. government documents to WikiLeaks.[8][9] Lamo died on March 14, 2018, at the age of 37.[10]”
Kind of the wrong side in history there. But RIP, regardless.