Xeno Kovah is a co-founder of LegbaCore, a consultancy focused on evaluating and improving host security at the lowest levels. His specialty area is stealth malware and its ability to hide from security software and force security software to lie. To combat such attacks he researches trusted computing systems that can provide much stronger security guarantees than normal COTS. Xeno is also the founder and lead contributor to OpenSecurityTraining.info. He has posted 9 days of class material material on x86 assembly, architecture, binary formats (PE and ELF), and Windows rootkits. He has presented at BlackHat USA/EUR, IEEE S&P, ACM CCS, Defcon, CanSecWest, PacSec, HITB KUL, Microsoft BlueHat, Shmoocon, Hack.lu, NoSuchCon, SummerCon, ToorCon, DeepSec, VirusBulletin, MIRCon, AusCERT, and others.