Information of a confidential nature should be sent to the CA managers preferably in encrypted form. You can use both S/MIME with X.509 certificates as well as PGP (GPG) to encrypt mails to us. Please find the complete list of certificates and PGP keys below.

David Groep

Key	Type	Fingerprint	Find path
0x6F298418	DH/DSS	2011 FE70 9C5F 262C 6007 AC35 727A 735C 6F29 8418	Your key
Thawte email	exp. 09/2009	encrypted mail to davidg at nikhef.nl (until Sept 2009)	download as PEM or DER

Dennis van Dok

Key	Type	Fingerprint	Find path
0x51302C77	DH/DSS	350E 3865 E5C4 F924 BD2C 40B0 2084 EAE6 5130 2C77	Your key
Thawte email	exp. 01/2010	encrypted mail to dennisvd at nikhef.nl (until Jan 2010)	download as PEM or DER