Computer Science student at University of Twente
Software Engineer at Blendle

Email
koen@rwhrst.nl
PGP public key
2DF9 C434 0486 A4A2 7073 CDE8 D049 F80B 2020 3178
Jabber
koenrh@jabber.ccc.de
7D6E464C 9F0817B4 B49D28AA 4977936D 2E719E72
Signal and TextSecure
05 5e 22 24 25 73 81 fa c2
43 b2 c4 e3 8c 67 60 84 12
04 03 67 94 26 5c a0 93 0a
56 4d 99 a1 81 23