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Survey Data Mining: Home | FAQ | Archive | Glossary |
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Report Description |
This report doesn't have that problem, since it doesn't verify the signatures of the certificates it finds, it only uses the issuer Organization Name to uniquely identify the issuing CA.
CA | November 2005 Count |
November 2005 % |
October 2005 Count |
October 2005 % |
Growth % |
Verisign | 72,998 | 31.23 | 72,413 | 31.88 | -2.03 |
Equifax (Geotrust) | 42,973 | 18.39 | 40,107 | 17.66 | 4.13 |
Thawte | 36,938 | 15.80 | 36,397 | 16.02 | -1.37 |
Comodo Limited | 20,211 | 8.65 | 20,247 | 8.91 | -2.98 |
Starfield Technologies, Inc. | 4,817 | 2.06 | 4,386 | 1.93 | 6.74 |
Unknown | 3,714 | 1.59 | 3,459 | 1.52 | 4.35 |
Entrust.net | 3,641 | 1.56 | 3,482 | 1.53 | 1.63 |
SomeOrganization | 3,038 | 1.30 | 3,000 | 1.32 | -1.58 |
The USERTRUST Network | 2,417 | 1.03 | 2,566 | 1.13 | -8.46 |
Snake Oil, Ltd | 2,056 | 0.88 | 2,040 | 0.90 | -2.05 |
SWsoft, Inc. | 1,830 | 0.78 | 1,729 | 0.76 | 2.87 |
ChainedSSL | 1,669 | 0.71 | 1,519 | 0.67 | 6.79 |
U.S. Government | 1,380 | 0.59 | 1,399 | 0.62 | -4.13 |
XRamp Security Services Inc | 1,174 | 0.50 | 1,129 | 0.50 | 1.06 |
DigiCert Inc. | 926 | 0.40 | 833 | 0.37 | 8.04 |
AddTrust AB | 868 | 0.37 | 250 | 0.11 | 237.44 |
TC TrustCenter for Security in Data Networks GmbH | 732 | 0.31 | 730 | 0.32 | -2.55 |
IPS Certification Authority s.l. | 708 | 0.30 | 682 | 0.30 | 0.89 |
GlobalSign nv-sa | 566 | 0.24 | 552 | 0.24 | -0.35 |
Network Solutions L.L.C. | 526 | 0.23 | 399 | 0.18 | 28.12 |
Root CA | 495 | 0.21 | 462 | 0.20 | 4.13 |
FreeSSL | 446 | 0.19 | 472 | 0.21 | -8.17 |
Betrusted Japan Co.,Ltd. | 326 | 0.14 | 301 | 0.13 | 5.26 |
Plesk, Inc. | 306 | 0.13 | 311 | 0.14 | -4.37 |
Deutsche Telekom AG | 287 | 0.12 | 283 | 0.12 | -1.44 |
GTE Corporation | 245 | 0.10 | 251 | 0.11 | -5.14 |
ispgateway | 225 | 0.10 | 223 | 0.10 | -1.94 |
Ipswitch,Inc. | 199 | 0.09 | 196 | 0.09 | -1.32 |
TDC | 150 | 0.06 | 155 | 0.07 | -5.95 |
Kubota Systems Inc. | 149 | 0.06 | 150 | 0.07 | -3.46 |
Akamai | 147 | 0.06 | 128 | 0.06 | 11.61 |
Apache HTTP Server | 144 | 0.06 | 142 | 0.06 | -1.44 |
Positive Software | 140 | 0.06 | 145 | 0.06 | -6.16 |
Plesk Inc. | 133 | 0.06 | 141 | 0.06 | -8.33 |
Comodo Japan Inc. | 130 | 0.06 | 116 | 0.05 | 8.92 |
Internet Widgits Pty Ltd | 120 | 0.05 | 115 | 0.05 | 1.41 |
Thawte Certification | 98 | 0.04 | 95 | 0.04 | 0.26 |
NetLock Halozatbiztonsagi Kft. | 98 | 0.04 | 96 | 0.04 | -0.79 |
Unizeto Sp. z o.o. | 97 | 0.04 | 96 | 0.04 | -1.80 |
OCC | 97 | 0.04 | 93 | 0.04 | 1.37 |
IceWarp Software | 90 | 0.04 | 91 | 0.04 | -3.88 |
Digital Signature Trust Co. | 84 | 0.04 | 86 | 0.04 | -5.07 |
ICS_TREE | 77 | 0.03 | 77 | 0.03 | -2.81 |
Equifax Secure Inc | 72 | 0.03 | 70 | 0.03 | -0.04 |
GlobalSign Inc | 68 | 0.03 | 54 | 0.02 | 22.38 |
RM | 66 | 0.03 | 59 | 0.03 | 8.72 |
Firstserver, Inc. | 65 | 0.03 | 56 | 0.02 | 12.81 |
CRU | 64 | 0.03 | 58 | 0.03 | 7.24 |
CNRS | 62 | 0.03 | 62 | 0.03 | -2.81 |
Azero | 62 | 0.03 | 63 | 0.03 | -4.35 |
Positive Software Corporation | 61 | 0.03 | 50 | 0.02 | 18.57 |
United Network Communications Co., Ltd. | 59 | 0.03 | 59 | 0.03 | -2.81 |
Sun Microsystems Inc | 57 | 0.02 | 54 | 0.02 | 2.59 |
Japan Certification Services, Inc. | 56 | 0.02 | 54 | 0.02 | 0.79 |
ICP-Brasil | 56 | 0.02 | 53 | 0.02 | 2.69 |
XYZ Corporation | 54 | 0.02 | 55 | 0.02 | -4.58 |
MULTICERT-CA | 53 | 0.02 | 47 | 0.02 | 9.59 |
Trusted Secure Certificate Authority | 51 | 0.02 | 41 | 0.02 | 20.89 |
Stunnel Developers Ltd | 50 | 0.02 | 50 | 0.02 | -2.81 |
UniCERT Brasil Certificadora | 48 | 0.02 | 45 | 0.02 | 3.67 |
My Company Ltd | 48 | 0.02 | 42 | 0.02 | 11.07 |
Baltimore Technologies Japan Co.,Ltd. | 47 | 0.02 | 48 | 0.02 | -4.84 |
WebMoney Transfer | 46 | 0.02 | 46 | 0.02 | -2.81 |
NTT Communications Corporation | 43 | 0.02 | 46 | 0.02 | -9.15 |
SCNC | 41 | 0.02 | 41 | 0.02 | -2.81 |
FNMT | 39 | 0.02 | 35 | 0.02 | 8.30 |
DFN-CERT Services GmbH | 39 | 0.02 | 33 | 0.01 | 14.86 |
Beocity | 38 | 0.02 | 38 | 0.02 | -2.81 |
StartCom Ltd. | 37 | 0.02 | 32 | 0.01 | 12.37 |
University of Maryland | 36 | 0.02 | 35 | 0.02 | -0.04 |
Hostgator | 36 | 0.02 | 34 | 0.01 | 2.90 |
Webmin Software | 35 | 0.01 | 29 | 0.01 | 17.30 |
Etisalat | 35 | 0.01 | 32 | 0.01 | 6.30 |
SuSE Linux Web Server | 34 | 0.01 | 34 | 0.01 | -2.81 |
Temp Certificate! | 33 | 0.01 | 33 | 0.01 | -2.81 |
S1 Corporation | 32 | 0.01 | 30 | 0.01 | 3.67 |
Carnegie Mellon University | 32 | 0.01 | 32 | 0.01 | -2.81 |
CETI | 32 | 0.01 | 32 | 0.01 | -2.81 |
IceWarp Ltd. | 31 | 0.01 | 28 | 0.01 | 7.60 |
Audkenni hf. | 31 | 0.01 | 31 | 0.01 | -2.81 |
A-Trust Ges. f. Sicherheitssysteme im elektr. Datenverkehr GmbH | 31 | 0.01 | 30 | 0.01 | 0.43 |
cv. Candi Internet | 30 | 0.01 | 30 | 0.01 | -2.81 |
Advanced Extranet Server | 30 | 0.01 | 31 | 0.01 | -5.95 |
University of Helsinki | 29 | 0.01 | 28 | 0.01 | 0.66 |
Stalker Software, Inc. | 29 | 0.01 | 36 | 0.02 | -21.71 |
Pro Futuro S.A. | 29 | 0.01 | 29 | 0.01 | -2.81 |
Epsylon | 29 | 0.01 | 0 | 0.00 | N/A |
CFC | 29 | 0.01 | 29 | 0.01 | -2.81 |
domainsofnote.com | 28 | 0.01 | 28 | 0.01 | -2.81 |
Massachusetts Institute of Technology | 27 | 0.01 | 24 | 0.01 | 9.34 |
Franke & Partner | 26 | 0.01 | 26 | 0.01 | -2.81 |
BlueHost.Com | 26 | 0.01 | 0 | 0.00 | N/A |
websitewelcome.com | 25 | 0.01 | 24 | 0.01 | 1.24 |
XCOM | 25 | 0.01 | 24 | 0.01 | 1.24 |
University of Washington | 25 | 0.01 | 0 | 0.00 | N/A |
NeoNova B.V. | 25 | 0.01 | 25 | 0.01 | -2.81 |
ISPAdmin | 25 | 0.01 | 0 | 0.00 | N/A |
INFN | 25 | 0.01 | 25 | 0.01 | -2.81 |
E-Telbank Sp. z o.o. | 25 | 0.01 | 24 | 0.01 | 1.24 |
Default Web Site | 25 | 0.01 | 25 | 0.01 | -2.81 |
Note: Readers are cautioned that the Growth percentages are based on
a CA's market share penetration rather than the absolute number of
certificates we detected. Thus, it is possible for the number of certificates
to increase, while the growth is actually a negative value.