Q: What certificate authorities are available for authentication in PDF Studio?
A: Below is the list of trusted root certificates (also called authorities or identities) when signing PDF documents or verifying digital signatures with PDF Studio. This is the list of authorities trusted by default in Java but it is also possible to add your own trusted authorities in PDF Studio.
  1. CN=Entrust.net Secure Server Certification Authority, OU=(c) 1999 Entrust.net Limited, OU=www.entrust.net/CPS incorp. by ref. (limits liab.), O=Entrust.net, C=US
  2. CN=GeoTrust Universal CA, O=GeoTrust Inc., C=US
  3. CN=UTN – DATACorp SGC, OU=http://www.usertrust.com, O=The USERTRUST Network, L=Salt Lake City, ST=UT, C=US
  4. CN=SwissSign Silver CA – G2, O=SwissSign AG, C=CH
  5. CN=T-TeleSec GlobalRoot Class 2, OU=T-Systems Trust Center, O=T-Systems Enterprise Services GmbH, C=DE
  6. OU=Security Communication RootCA2, O=”SECOM Trust Systems CO.,LTD.”, C=JP
  7. CN=KEYNECTIS ROOT CA, OU=ROOT, O=KEYNECTIS, C=FR
  8. CN=DigiCert Assured ID Root CA, OU=www.digicert.com, O=DigiCert Inc, C=US
  9. CN=SwissSign Platinum CA – G2, O=SwissSign AG, C=CH
  10. CN=TC TrustCenter Class 2 CA II, OU=TC TrustCenter Class 2 CA, O=TC TrustCenter GmbH, C=DE
  11. CN=QuoVadis Root CA 2, O=QuoVadis Limited, C=BM
  12. CN=Deutsche Telekom Root CA 2, OU=T-TeleSec Trust Center, O=Deutsche Telekom AG, C=DE
  13. CN=Baltimore CyberTrust Root, OU=CyberTrust, O=Baltimore, C=IE
  14. CN=Chambers of Commerce Root – 2008, O=AC Camerfirma S.A., SERIALNUMBER=A82743287, L=Madrid (see current address at www.camerfirma.com/address), C=EU
  15. CN=America Online Root Certification Authority 1, O=America Online Inc., C=US
  16. CN=GlobalSign, O=GlobalSign, OU=GlobalSign Root CA – R2
  17. CN=UTN-USERFirst-Hardware, OU=http://www.usertrust.com, O=The USERTRUST Network, L=Salt Lake City, ST=UT, C=US
  18. OU=VeriSign Trust Network, OU=”(c) 1998 VeriSign, Inc. – For authorized use only”, OU=Class 1 Public Primary Certification Authority – G2, O=”VeriSign, Inc.”, C=US
  19. EMAILADDRESS=server-certs@thawte.com, CN=Thawte Server CA, OU=Certification Services Division, O=Thawte Consulting cc, L=Cape Town, ST=Western Cape, C=ZA
  20. CN=UTN-USERFirst-Object, OU=http://www.usertrust.com, O=The USERTRUST Network, L=Salt Lake City, ST=UT, C=US
  21. CN=thawte Primary Root CA – G3, OU=”(c) 2008 thawte, Inc. – For authorized use only”, OU=Certification Services Division, O=”thawte, Inc.”, C=US
  22. CN=SwissSign Gold CA – G2, O=SwissSign AG, C=CH
  23. CN=Entrust Root Certification Authority, OU=”(c) 2006 Entrust, Inc.”, OU=www.entrust.net/CPS is incorporated by reference, O=”Entrust, Inc.”, C=US
  24. CN=Sonera Class2 CA, O=Sonera, C=FI
  25. EMAILADDRESS=premium-server@thawte.com, CN=Thawte Premium Server CA, OU=Certification Services Division, O=Thawte Consulting cc, L=Cape Town, ST=Western Cape, C=ZA
  26. CN=Sonera Class1 CA, O=Sonera, C=FI
  27. CN=QuoVadis Root Certification Authority, OU=Root Certification Authority, O=QuoVadis Limited, C=BM
  28. CN=UTN-USERFirst-Client Authentication and Email, OU=http://www.usertrust.com, O=The USERTRUST Network, L=Salt Lake City, ST=UT, C=US
  29. EMAILADDRESS=info@valicert.com, CN=http://www.valicert.com/, OU=ValiCert Class 1 Policy Validation Authority, O=”ValiCert, Inc.”, L=ValiCert Validation Network
  30. CN=GeoTrust Global CA, O=GeoTrust Inc., C=US
  31. CN=Thawte Timestamping CA, OU=Thawte Certification, O=Thawte, L=Durbanville, ST=Western Cape, C=ZA
  32. CN=DigiCert High Assurance EV Root CA, OU=www.digicert.com, O=DigiCert Inc, C=US
  33. CN=VeriSign Class 1 Public Primary Certification Authority – G3, OU=”(c) 1999 VeriSign, Inc. – For authorized use only”, OU=VeriSign Trust Network, O=”VeriSign, Inc.”, C=US
  34. CN=Equifax Secure eBusiness CA-1, O=Equifax Secure Inc., C=US
  35. CN=Certum CA, O=Unizeto Sp. z o.o., C=PL
  36. CN=thawte Primary Root CA, OU=”(c) 2006 thawte, Inc. – For authorized use only”, OU=Certification Services Division, O=”thawte, Inc.”, C=US
  37. CN=GeoTrust Primary Certification Authority – G3, OU=(c) 2008 GeoTrust Inc. – For authorized use only, O=GeoTrust Inc., C=US
  38. CN=GlobalSign, O=GlobalSign, OU=GlobalSign Root CA – R3
  39. OU=Security Communication RootCA1, O=SECOM Trust.net, C=JP
  40. CN=AAA Certificate Services, O=Comodo CA Limited, L=Salford, ST=Greater Manchester, C=GB
  41. CN=AddTrust External CA Root, OU=AddTrust External TTP Network, O=AddTrust AB, C=SE
  42. CN=America Online Root Certification Authority 2, O=America Online Inc., C=US
  43. OU=Class 1 Public Primary Certification Authority, O=”VeriSign, Inc.”, C=US
  44. EMAILADDRESS=personal-freemail@thawte.com, CN=Thawte Personal Freemail CA, OU=Certification Services Division, O=Thawte Consulting, L=Cape Town, ST=Western Cape, C=ZA
  45. CN=Equifax Secure Global eBusiness CA-1, O=Equifax Secure Inc., C=US
  46. CN=DigiCert Global Root CA, OU=www.digicert.com, O=DigiCert Inc, C=US
  47. OU=Go Daddy Class 2 Certification Authority, O=”The Go Daddy Group, Inc.”, C=US
  48. CN=Chambers of Commerce Root, OU=http://www.chambersign.org, O=AC Camerfirma SA CIF A82743287, C=EU
  49. OU=VeriSign Trust Network, OU=”(c) 1998 VeriSign, Inc. – For authorized use only”, OU=Class 2 Public Primary Certification Authority – G2, O=”VeriSign, Inc.”, C=US
  50. CN=GTE CyberTrust Global Root, OU=”GTE CyberTrust Solutions, Inc.”, O=GTE Corporation, C=US
  51. EMAILADDRESS=info@valicert.com, CN=http://www.valicert.com/, OU=ValiCert Class 2 Policy Validation Authority, O=”ValiCert, Inc.”, L=ValiCert Validation Network
  52. OU=Security Communication EV RootCA1, O=”SECOM Trust Systems CO.,LTD.”, C=JP
  53. CN=TC TrustCenter Class 4 CA II, OU=TC TrustCenter Class 4 CA, O=TC TrustCenter GmbH, C=DE
  54. CN=GTE CyberTrust Root 5, OU=”GTE CyberTrust Solutions, Inc.”, O=GTE Corporation, C=US
  55. CN=GlobalSign Root CA, OU=Root CA, O=GlobalSign nv-sa, C=BE
  56. CN=VeriSign Class 3 Public Primary Certification Authority – G3, OU=”(c) 1999 VeriSign, Inc. – For authorized use only”, OU=VeriSign Trust Network, O=”VeriSign, Inc.”, C=US
  57. CN=Global Chambersign Root – 2008, O=AC Camerfirma S.A., SERIALNUMBER=A82743287, L=Madrid (see current address at www.camerfirma.com/address), C=EU
  58. OU=Class 3 Public Primary Certification Authority, O=”VeriSign, Inc.”, C=US
  59. CN=Certum Trusted Network CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL
  60. OU=Starfield Class 2 Certification Authority, O=”Starfield Technologies, Inc.”, C=US
  61. CN=Entrust.net Certification Authority (2048), OU=(c) 1999 Entrust.net Limited, OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.), O=Entrust.net
  62. CN=GeoTrust Primary Certification Authority, O=GeoTrust Inc., C=US
  63. CN=Baltimore CyberTrust Code Signing Root, OU=CyberTrust, O=Baltimore, C=IE
  64. OU=VeriSign Trust Network, OU=”(c) 1998 VeriSign, Inc. – For authorized use only”, OU=Class 3 Public Primary Certification Authority – G2, O=”VeriSign, Inc.”, C=US
  65. CN=TC TrustCenter Universal CA I, OU=TC TrustCenter Universal CA, O=TC TrustCenter GmbH, C=DE
  66. CN=VeriSign Class 3 Public Primary Certification Authority – G5, OU=”(c) 2006 VeriSign, Inc. – For authorized use only”, OU=VeriSign Trust Network, O=”VeriSign, Inc.”, C=US
  67. CN=VeriSign Class 2 Public Primary Certification Authority – G3, OU=”(c) 1999 VeriSign, Inc. – For authorized use only”, OU=VeriSign Trust Network, O=”VeriSign, Inc.”, C=US
  68. CN=AddTrust Class 1 CA Root, OU=AddTrust TTP Network, O=AddTrust AB, C=SE
  69. CN=AddTrust Qualified CA Root, OU=AddTrust TTP Network, O=AddTrust AB, C=SE
  70. CN=Class 2 Primary CA, O=Certplus, C=FR
  71. CN=Class 3P Primary CA, O=Certplus, C=FR
  72. OU=Equifax Secure Certificate Authority, O=Equifax, C=US
  73. CN=VeriSign Universal Root Certification Authority, OU=”(c) 2008 VeriSign, Inc. – For authorized use only”, OU=VeriSign Trust Network, O=”VeriSign, Inc.”, C=US
  74. CN=T-TeleSec GlobalRoot Class 3, OU=T-Systems Trust Center, O=T-Systems Enterprise Services GmbH, C=DE
  75. CN=QuoVadis Root CA 3, O=QuoVadis Limited, C=BM