This analysis relates to those sites found in the survey where the common name in the certificate matched the hostname, and the certificate's digital signature was not detected as being self-signed.
Market Share of Certification Authorities in Ireland (IE)
The following graph shows the share of sites currently certified by each certificate authority. Brands belonging to the major companies have been grouped together.
The worldwide version of this data is available on a separate page. This data is also available divided into:
- Extended Validation certificates.
- Organisation validated certificates.
- Domain only validated certificates.
Certificate market share
The following table and graph show the change over time of the number of sites certified by the main CA companies. The different brands of the major players are grouped together (so RSA Data Security & Thawte are included in Verisign; Equifax and UserTrust are included in GeoTrust).
Certificate authority groups over time
| Authority | Current % |
2006 | 2007 | 2008 | 2009 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Jan | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Jan | ||
| VeriSign | 52.26 | 549 | 1107 | 1325 | 1346 | 1386 | 1405 | 1421 | 1448 | 1470 | 1501 | 1528 | 1568 | 1562 | 1573 | 1595 |
| Comodo | 40.53 | 440 | 635 | 1011 | 1045 | 1052 | 1078 | 1098 | 1117 | 1146 | 1154 | 1177 | 1189 | 1197 | 1217 | 1237 |
| Other | 4.78 | 578 | 58 | 87 | 88 | 95 | 97 | 95 | 99 | 107 | 111 | 114 | 122 | 134 | 139 | 146 |
| GlobalSign | 1.05 | 0 | 17 | 23 | 24 | 22 | 24 | 24 | 26 | 27 | 29 | 28 | 29 | 31 | 31 | 32 |
| Network Solutions | 0.75 | 1 | 6 | 11 | 10 | 14 | 16 | 17 | 20 | 22 | 24 | 25 | 24 | 23 | 25 | 23 |
| Go Daddy | 0.62 | 2 | 5 | 9 | 9 | 11 | 12 | 12 | 11 | 12 | 13 | 14 | 15 | 16 | 16 | 19 |
The following graph and table show the complete results by certificate authority. These results are broken out into the individual companies and brands, as given by the organisation field on the certificate.
Certificate authority brands over time
| Authority | Group | Current % |
2006 | 2007 | 2008 | 2009 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Jan | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Jan | |||
| UTN-USERFirst-Hardware | Comodo | 34.34 | 0 | 268 | 816 | 854 | 878 | 905 | 926 | 941 | 967 | 976 | 999 | 1009 | 1012 | 1029 | 1048 |
| Equifax Secure Inc. | VeriSign | 22.54 | 419 | 468 | 505 | 515 | 536 | 553 | 561 | 577 | 592 | 618 | 637 | 661 | 657 | 668 | 688 |
| Thawte Consulting cc | VeriSign | 12.98 | 290 | 294 | 363 | 364 | 368 | 370 | 367 | 371 | 377 | 376 | 377 | 387 | 389 | 386 | 396 |
| Equifax | VeriSign | 5.87 | 29 | 71 | 144 | 146 | 153 | 150 | 156 | 158 | 159 | 165 | 165 | 171 | 175 | 181 | 179 |
| VeriSign Trust Network | VeriSign | 5.31 | 136 | 138 | 162 | 166 | 165 | 163 | 163 | 166 | 160 | 156 | 160 | 165 | 165 | 169 | 162 |
| VeriSign, Inc. | VeriSign | 4.55 | 18 | 34 | 91 | 98 | 109 | 115 | 119 | 127 | 131 | 137 | 142 | 145 | 140 | 134 | 139 |
| Digi-Sign Limited | Comodo | 3.83 | 14 | 73 | 111 | 110 | 106 | 107 | 109 | 112 | 115 | 115 | 114 | 114 | 118 | 120 | 117 |
| DigiCert Inc | 1.64 | 4 | 12 | 35 | 35 | 37 | 37 | 36 | 39 | 45 | 47 | 49 | 49 | 51 | 50 | 50 | |
| Comodo CA Limited | Comodo | 1.21 | 0 | 0 | 12 | 14 | 16 | 16 | 19 | 21 | 23 | 24 | 27 | 28 | 29 | 33 | 37 |
| Cybertrust Inc | 1.05 | 0 | 0 | 5 | 6 | 7 | 9 | 11 | 16 | 17 | 17 | 19 | 24 | 29 | 31 | 32 | |
| Network Solutions L.L.C. | Network Solutions | 0.75 | 1 | 6 | 11 | 10 | 14 | 16 | 17 | 20 | 22 | 24 | 25 | 24 | 23 | 25 | 23 |
| Thawte Consulting (Pty) Ltd. | VeriSign | 0.69 | 45 | 45 | 39 | 37 | 36 | 36 | 36 | 34 | 33 | 32 | 29 | 23 | 23 | 23 | 21 |
| GlobalSign nv-sa | GlobalSign | 0.62 | 12 | 17 | 16 | 17 | 15 | 16 | 15 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 19 |
| GoDaddy.com, Inc. | Go Daddy | 0.59 | 0 | 0 | 6 | 6 | 8 | 9 | 10 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 18 |
| IPS Certification Authority s.l. | 0.46 | 0 | 3 | 12 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 12 | 13 | 15 | 14 | |
| Entrust.net | Entrust.net | 0.46 | 13 | 9 | 9 | 9 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 14 |
| SecureTrust Corporation | AmbironTrustWave | 0.43 | 0 | 0 | 6 | 9 | 12 | 13 | 13 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 13 |
| AddTrust AB | Comodo | 0.36 | 21 | 107 | 33 | 32 | 24 | 21 | 19 | 19 | 19 | 19 | 19 | 18 | 17 | 13 | 11 |
| Cybertrust | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 10 | |
| GlobalSign | GlobalSign | 0.33 | 0 | 0 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 11 | 11 | 10 |
| UTN - DATACorp SGC | Comodo | 0.26 | 0 | 0 | 5 | 4 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 7 | 7 | 8 |
| Trusted Secure Certificate Authority | Comodo | 0.23 | 4 | 4 | 2 | 2 | 2 | 3 | 6 | 6 | 6 | 5 | 5 | 6 | 7 | 7 | 7 |
| thawte, Inc. | VeriSign | 0.20 | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 6 | 6 |
| StartCom Ltd. | 0.16 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 2 | 3 | 4 | 4 | 5 | |
| RSA Data Security, Inc. | VeriSign | 0.13 | 60 | 49 | 14 | 13 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 7 | 7 | 6 | 4 |
| Comodo Limited | Comodo | 0.13 | 396 | 182 | 30 | 27 | 22 | 22 | 15 | 14 | 11 | 10 | 7 | 6 | 4 | 5 | 4 |
| AddTrust Sweden AB | Comodo | 0.10 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 |
| Alpha | GlobalSign | 0.10 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 |
| Secure Business Services, Inc. | Comodo | 0.07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| Vodafone Group | 0.07 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | |
| Trustwave Holdings, Inc. | 0.07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 2 | |
| RSA Security Inc. | 0.03 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| XRamp Security Services Inc | AmbironTrustWave | 0.03 | 3 | 5 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Starfield Technologies, Inc. | Go Daddy | 0.03 | 2 | 5 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 |
| CAcert Inc. | 0.03 | 0 | 1 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| NetLock Halozatbiztonsagi Kft. | 0.03 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Root CA | 0.00 | 0 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Jabber Software Foundation | 0.00 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| ChainedSSL | VeriSign | 0.00 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| GTE Corporation | 0.00 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| GlobalSign Inc | 0.00 | 16 | 18 | 6 | 5 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| The USERTRUST Network | VeriSign | 0.00 | 76 | 7 | 4 | 4 | 4 | 4 | 5 | 2 | 4 | 3 | 4 | 4 | 1 | 0 | 0 |
| Postecom S.p.A. | 0.00 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | |
| Microsoft Secure Server Authority | 0.00 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
