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Browser Coverage

Browser Coverage



thawte's roots have been inserted in the major browser vendors’ products since 1996. This gives thawte customers industry leading browser ubiquity when they purchase one of our SSL certificates. Below is a list of the browsers in which the thawte roots have been installed:

  • Microsoft Internet Explorer 7 - (Extended Validation (EV) green address bar functionality automatically operational with IE7 on Windows Vista. EV functionality enabled for IE7 on Windows XP with thawte EV Upgrader™.)
  • Microsoft Internet Explorer 3 - 6
  • Netscape Navigator 2.x onwards
  • Opera 3.x onwards
  • Mozilla
  • Safari
  • Konqueror
  • WebTV Classic and Plus

A complete list of compatible browsers appears below:

Web Browser

Operating Systems

Notes and 128 bit Upgrade Information

Microsoft Internet Explorer 7 (128 bit, 56 bit)

Windows Vista

Includes green address bar feature for Extended Validation certificates.

Microsoft Internet Explorer 7 (128 bit, 56 bit)

Windows XP

Green address bar feature for Extended Validation certificates enabled with thawte EV upgrade tool.

Microsoft Internet Explorer 6 (128 bit, 56 bit)

Windows NT 4.0, ME, XP, 2000, 2003

Service Pack 4 or High Encryption Pack (Windows 2000)

Microsoft Internet Explorer 5.5 (128 bit, 56bit)

Windows NT 4.0, ME, XP, 2000, 2003

Service Pack 4 or High Encryption Pack (Windows 2000) Service Pack 6a or High Encryption Pack (NT 4.0)

Microsoft Internet Explorer 5.1 (128 bit)

Macintosh OS 8.1+, 9, X

Microsoft Internet Explorer 5.01 (40 bit, 56 bit*, 128 bit)

Windows 2000, ME, 98, NT 4.0

Service Pack 4 or High Encryption Pack (Windows 2000)

Microsoft Internet Explorer 5.00. (56 bit*)

Windows 2000, ME, 98, NT 4.0

Microsoft Internet Explorer 4.5 (40 bit)

Macintosh OS 7.5+

128 bit High Encryption Pack May require new thawte CA Root: http://www.thawte.com/roots/index.html. Contains intermittent bug which fails to recognise a valid certificate "site certificate contains incorrect name". May also fail intermittently on SSL connections. It is recommended that you upgrade to IE 4.51 or later.

Microsoft Internet Explorer 4.0, 4.01 (40 bit) AOL 4.0 with Internet Explorer 4.x

Windows NT 4.0, 3.51, Windows 98, 95

Service Pack 2 for Windows or High Encryption Pack

Microsoft Internet Explorer 3.02 (40 bit) AOL 3.0 for Internet Explorer 3.02

Windows NT 4.0, 3.51, Windows 98, 95, 3.1

Service Pack 3 for Windows NT 4.0 May require new thawte CA. Root: http://www.thawte.com/roots/index.html

Microsoft Internet Explorer 3.0 (40 bit)

Windows 3.1

Please upgrade to newer version of Internet Explorer

Netscape Navigator 7.1

All platforms

Netscape Navigator 6.1. 6.2

All platforms

Netscape Navigator 4.7x, 4.6x, 4.5x, 4.0x

All platforms

Netscape Navigator 3.x, 2.x

All platforms

Requires new thawte CA. Root: http://www.thawte.com/roots/index.html

WebTV Classic and Plus

TV

Opera 6.x, 5.x, 3.x

BeOS, Linux/Solaris, Macintosh, IBN OS/2, QNX, Symbian OS, Windows

Opera 7

Windows 2000, XP, ME, 98, NT 4.0

FrontPage 2000

Windows 2000, XP, ME, 98, NT 4.0

Frontpage 98

Windows NT 4.0, 3.51, Windows 98, 95

Does not contain thawte CA Root. Please publish without using SSL or using secure FTP

Mozilla

Windows 2003, 2000, XP, ME, 98, NT 4.0

Mozilla

Linux

Safari

MacOS

Konqueror

Linux

Lynx

Windows 2000, XP, ME, 98, NT 4.0

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