certificates

Provides a link to Microsoft Security Advisory: Fraudulent digital certificates could allow spoofing. Link Removed

Hi everyone, This post is to notify customers that Microsoft will revoke trust in an Intermediate Certificate Authority, DigiCert Sdn. Bhd. (Digicert Malaysia) in an update to be released through Windows Update. DigiCert Sdn. Bhd is a Malaysian subordinate CA under Entrust and Verizon (GTE...

Provides a link to Microsoft Security Advisory (2616676): Fraudulent digital certificates could allow spoofing. Link Removed

In an effort to protect customers, last week we released Security Advisory 2607712 along with a non-security update to add fraudulent DigiNotar certificates to the Windows Untrusted Certificate Store. Today, we are releasing another update (2616676), adding six additional DigiNotar root...

Revision Note: Advisory published Summary: Microsoft is aware that research was published at a security conference proving a successful attack against X.509 digital certificates signed using the MD5 hashing algorithm. This attack method would allow an attacker to generate additional...

Today we’re updating Link Removed due to 404 Error, to announce that based on our investigation, we’ve deemed all DigiNotar certificates to be untrustworthy and have moved them to the Untrusted Certificate Store. Additionally, we have extended our support with this update so all...

This article discusses the trusted CAs that can be used by Windows users for secure e-commerce. Provides a download link for a list of program members. More...

Microsoft’s investigation into the scope and impact of the DigiNotar compromise has continued over the holiday weekend. We’ve now confirmed that spoofed certificates for *.microsoft.com and *.windowsupdate.com are among those issued by the Dutch firm. Users of Vista and later...

Revision Note: V5.0 (July 6, 2011): Announced the release of an update for Zune HD devices and moved Zune devices to the Non-Affected Devices table.Summary: Microsoft is aware of nine fraudulent digital certificates issued by Comodo, a certification authority present in the Trusted Root...

Revision Note: V2.0 (April 19, 2011): Added Windows Mobile 6.x, Windows Phone 7, Microsoft Kin, and Zune devices to affected software and devices.Summary: Microsoft is aware of nine fraudulent digital certificates issued by Comodo, a certification authority present in the Trusted Root...

Graham Calladine, Security Architect with Microsoft Services, joins us to talk about an ITPro-focused overview of the securing Windows Azure roles, certificates, endpoints, storage accounts and operations. You’ll learn about: Specifics of securing various types of Windows Azure roles (Web...

Hi, I couldn't get OCSP revocation check to work on Windows 7. I installed my self-signed Root and Intermediate certificates (generated using openssl 0.9.8) on my Windows 7 machine. I then go to Internet Explorer and type in the https://....com:4440. The port sends back a leaf certificate...

Hello - Today we're releasing Link Removed due to 404 Error, to address nine fraudulent digital certificates issued by Comodo Group Inc, a root certificate authority. Comodo has since revoked the digital certificates. This is not a Microsoft security vulnerability; however, one of the...

Just performed a new install from scratch. Windows 7 x64 / SP1. Seem to be having all sorts of trouble with https sites... For instance - I'll visit: and everything is okay, but when I click on the 'My Account' link: IE displays says "Certificate Error: Navigation Blocked" and I'm given the...

I know CACs work with windows 7 for email, web auth... however, I don't know if you guys have noticed it is using the PIV endpoint interface not the GSC-IS enter face so doing smart card logon to the computer/domain doesn't work if you are set up to us the DoD email cert to logon with. it will...

Hi all... I'm trying to share an encrypted folder between two Win 7 laptops - have followed the instructions below to the T, but still get the same 'Access Denied' error, even after exporting/importing the certificate - am I missing something obvious? Instructions below... To export the EFS...

Sometimes I can't access my gmail or hotmail. Today I couldn't even access Google.... I tried with IE, Firefox, and Google Chrome, none of them worked. I had to restart my computer to get it to work. IE says the certificate is bad. Chrome sometimes says there is something wrong with the cert...

Hi Guys Some sites pop up a little dialog (see screenshot) . That was using IE7 on Vista X-64. After clicking OK or even cancel you then get on to the site. IE8 (all versions and both on X32 and X64) doesn't show the first dialog and hence never gets to the site. Firefox seems to have a...

Hi guys This doesn't have a problem with Firefox but some websites just don't load in IE8 for example (might work for you however) Same problem in Vista X-64 -- IE7 was OK however. SAP developer network - SAP is very large ERP software - don't worry if you don't know or have never used it...

Trying to setup an exchange server for outlook but I cant add my security certificate. when you click on the certificate you dont get an option to add it. Its in IE7 since I have it setup on my Vista64 OS partition. Any way to manually add it? or am I missing something? I am not a IE user...