BalCCon2k25

Christian Herrmann, better known in the hacker community as “Iceman”, is a co-founder of
AuroraSec and RRG, and has helped develop many of today’s most widely used RFID
research tools, including the Proxmark3 RDV4 and the Chameleon Mini. He is a well-known
RFID hacking and Proxmark3 evangelist, serving the community as both a forum
administrator and a major code contributor alongside other developers since 2013.
Christian has spoken at hacker conferences around the world, including Troopers, Black Hat
Asia, DEF CON, Hardwear IO, SSTIC, NullCon, Pass-the-Salt, BSides Tallinn, BlackAlps, and SaintCon.
He also runs a YouTube channel where he shares his knowledge of RFID hacking with the public.
With over 14 years of experience in bespoke software development, Christian specializes in
.NET platforms and is a Certified MCPD Enterprise Architect.
He possesses near-unmatched expertise in the Proxmark3 architecture and various RFID
technologies, and has served as an instructor for Red Team Alliance (RTA), including training
sessions at Black Hat.