Time Stamping
Strong evidence for data authentication
  Public key certificates for the time stamp authority
 
 
Repository of Time Stamp public keys  
This page organizes the timestamp public key certificates that are older than 2005 and pre-date the external audit process. The more rececent public key certificates are stored here.
 
 History of older certificates that have had their signing key destroyed
  • Issued by Server certificate that preceeded the external audit process DGS82.cer:
DGS82.32768.cer May 22, 2005 - July 30, 2005 12:10 GMT
  • These older certificates are before the external audit process and are issued directly from the Root CA cert:
DGS68.cer May 2, 2004 - May 22, 2005 12:32 GMT
DGS64.cer May 3, 2003 - May 2, 2004 21:44 GMT
DGS57.cer May 6, 2002 - May 3, 2003 13:05 GMT
DGS45.cer January 21, 2001 - May 6, 2002 16:29 GMT
DGS37.cer October 29, 2000 - January 21, 2001 15:49 GMT
DGS30.cer September 1, 2000 - October 29, 23:00 GMT
DGS27.cer April 12, 2000 - September 1, 2000 21:30 GMT
DGS23.cer March 31, 2000 - April 12, 2000 4:00 AM GMT
DGS69.cer August 1 2004 15:40 to August 22, 2005 12:49 GMT
DGS67.cer August 7 2003 17:29 to August 1, 2004 15:08 GMT
DGS63.cer April 5 13:31 2003 to August 15 16:30 2003 GMT
DGS52.cer April 15, 2002 to April 5, 12:42 2003
DGS46.cer January 21, 2001 to April 15, 2002 GMT
DGS36.cer October 29, 2000 - January 21, 2001 16:02 GMT
DGS32.cer August 19, 2000 - October 29, 2000 17:10 GMT

The root certificate, serial number 44 and 58, were upgraded to support audit process and encoding The previous certificate are still available here: DGSca58.cer (replaced Feb 14 2005) and DGSca44.cer (first used for TSA2 on August 7 2003).

Time-stamp public keys for our IP-Protector application before March 2000 and back to when it was first released in March 1998 are available by writing to support@e-TimeStamp.com (these were not stored in x.509 form).

 
     
 
 
 
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