Public key certificate - also digital certificate or identity certificate. A document that contains information about a user's or machine's identity, matched up with its public key, and is validated and cryptographically signed by a certificate authority. Certificates are intended to provide a ...

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Eudora 7 says SSL certificate out of date

After using (sponsored) Eudora 7.1.0.9 on Windows 7 for years, it suddenly stopped importing new mail. Error message says the server certificate was rejected as one cert in the chain has expired. It ...
2
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1answer
352 views

Digital Certificate (Signature) Verification in Software Installation

I need to know what exactly happens during digital certificate (signature) verification when a software is installed by the operating system. I understand that this is a asymmetric key process and I ...
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1answer
82 views

Unrecognized root certificatication authority found

I was looking at the certificates on my local PC (Win 7 64-bit) and found one in the "trusted root certification authorities" section that has the same "Issued To" and "Issued By" names (as do most of ...
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1answer
18k views

How do I view the contents of a PFX file on Windows?

I have a PFX certificate file on my machine and I'd like to view the details before importing it. (The import utility doesn't actually tell you what the certificate is!). How do I view the details ...
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573 views

Recover certificate private key in Windows XP from backup files

Before an old Windows XP installation was removed all the files from Windows partition were backed up. A new Windows XP installation was then set up at the same partition. The certificate which is ...
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0answers
110 views

Windows Event Forwarding between two computer out of a domain

I've got two computers and I want to set up event forwarding between them. Source computer is out of a domain, another is in some Domain. I tried to configure source initiated event subscrption but it ...
3
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1answer
640 views

Windows: disable personal certificate from command line

In Windows XP I can do the following actions via UI: launch certmgr.msc from then select a certificate under Personal->Certificates, click on properties and select "Disable (or enable) for all ...
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1answer
125 views

How to determine if an application is signed with an extended validation (EV) code signing certificate

I know it is possible to view an application digital certificate by right-click->properties->digital signatures, but I cannot tell whether an application is signed with an EV or a regular code signing ...
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1answer
381 views

How do I create a private key when I have a certificate in a PKCS12 file?

I have client certificates for my email addresses from cacert.org and I have successfully stored themn as PKCS12 files and used them to sign emails in Thunderbird. However, when someone uses my ...
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1answer
280 views

How to make a self-signed client SSL certificate?

Well, how to make a client SSL certificate, which doesn't need an (external) certification authority? Is there a way and is any profit to use elliptic curves for that? What should i do to use it on ...
2
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1answer
57 views

How to monitor changes in security certificates?

We all like the pseudo-safety granted us by security certificates. It's beneficial in many ways, I'm not saying the contrary. However, I have a concern about my information privacy at my workplace. ...
3
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0answers
2k views

OpenVPN server certificate configuration instructions for DD-WRT router do not match user interface

I'm setting up the OpenVPN server daemon on a Buffalo N600 router which came stock with DD-WRT v.24 SP2. I'm following the instructions at VPN (The Easy Way) V24+ to set up the server side of things ...
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3answers
2k views

Cannot remove encryption from files on Windows 2008 R2

I have noticed that all of my web application files turned green color, which means they are encrypted. I have never applied encryption to these files. When I right-click the file, then go to ...
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0answers
109 views

Mac: Certificate expiration date is not consistent

In the Expires column of the Keychain Access application I can see the expiration date of certificates. Strangely these dates do not match the actual expiration. See below for an example. This ...
2
votes
1answer
86 views

What does renewing a certificate really mean?

Often one hears about "renewing an SSL certificate" or "renewing an X.509 certificate", but I wonder what this actually means. Usually, step #1 of the renewal process is "generate a new CSR". Doesn't ...
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1answer
133 views

Check site certificates from Linux CLI over SSH

Suppose that a website returns an invalid certificate, for which Firefox and Chrome give the user scary warnings. I would like to ensure that my local connection is not being man-in-the-middled (which ...
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0answers
657 views

Certificates in Iceweasel

I'm trying to make a backup of a certificate which is imported to iceweasel. So i#m following the steps Edit->Prereferences->Advanced->Encryption->View Certificates. Then I choose my certificate, and ...
3
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1answer
380 views

Why don't my certificates match?

I'm configuring a VPN with OpenVPN without interfaz, the problem is when I try to connect, it says: TLS Error: TLS key negotiation failed to occur within 60 seconds (check your network connectivity) ...
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1answer
8k views

How to fix certificates verification creating a VPN (OpenVPN)?

Ok, I'll explain what I did... and at the end is the queston. THank you! To set up my VPN I installed OpenVPN in server and client machines. On server I configured the cert Authority in the file ...
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1answer
112 views

What is amsprd0311.outlook.com?

This morning when I opened my mail client I got a message saying that the identity of amsprd0311.outlook.com could not be verified. I tried searching for information about this but I haven't found ...
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3answers
27k views

How to turn off Opera server certificate messages?

While I'm browsing the Internet, Opera always pop out a lots of from these Server certificate expired boxes. Several times it pops out a tons from them and I have to click to Approve on each of them ...
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2answers
501 views

Find SSL Certificate in use

I would like to know which SSL certificate is used for accessing a certain website. In my browser (Chrome, FF), the icon next to the URL does not show a SSL connection. Also in Chrome it states "Your ...
2
votes
1answer
1k views

Windows 7: EFS and Windows backup (system image) - Certificates not included?

I just encrypted my C:\Users\Username folder with EFS. I also backed up my EFS certificate (.pfx). Now I wanted to do a backup of my computer on an external HDD. I want to use the integrated Windows ...
3
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1answer
371 views

Win 7 Certificate revocation information - correct way to handle it?

On one of my Win 7 (x64) computers I frequently get certifcate revocation dialogs. Most of them are somehow Java related, once in a while I get one for Xmarks. My main question is, what is the ...
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1answer
2k views

Why do I have untrusted certificates for Google, Yahoo, Mozilla and others?

In the HTTPS/SSL section of chrome://chrome/settings, I see the following: What does this mean, and is there something wrong? I have a basic understanding of SSL/TLS - I'm not claiming to be ...
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1answer
76 views

Redirected to piratenpartji.nl. What can I do?

a few hours ago, I found a link to Kickass Torrent, which is blocked in my country, Italy and went for it. The link worked just fine but wasn't able to save anything. I renounced and continued normal ...
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1answer
629 views

FTPS client certificate authentication

I'm installing FTPS server on debian with certificate-based authentication. I've set up ProFTPd and configured it to use TLS and a certificate (for testing purposed I use a self-signed one). Now I'd ...
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0answers
3k views

OpenVPN AUTH failure, but login data is correct

I installed OpenVPN on both windows 7 and ubuntu 12.10. In both cases I have the same problem. I have a .ovpn file and a .crt file which I need to connect to the vpn. I also have a username/password ...
2
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2answers
4k views

Receiving SSL certificate errors only from some clients

I am receiving SSL certificate errors from Chrome (latest version (23.0.1271.52 beta-m) and Internet Explorer 6 (not used) on my home desktop machine (Windows XP SP2). In Firefox, the site works fine ...
2
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1answer
12k views

Windows 7 root certificate updates

I work for a company that uses Windows 7 for end user computing. The Windows 7 computers are updated via a WSUS installation, and access to Microsoft Update is blocked. We have a problem with a ...
2
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1answer
2k views

Windows 8 EFS: How to tell windows to use “this” certificate for EFS encryption?

On Windows 8, I turned on EFS and encrypted some files/folders. During this process, it created a self signed certificate and used that one for encryption. However, I have a specific certificate that ...
0
votes
1answer
130 views

Checking security certificates in a browser

I have been given a laptop with pre-installed software and I am connecting to the internet on it via company wifi. When I am accessing a secure website using https, I want to ensure that the LAN ...
1
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1answer
210 views

How do you change an expired certificate?

While I've been using mac for sometime. Often when I'm doing software updates on various machines I need to install new software. Most updates have certificates which are sometimes out of date. I ...
2
votes
3answers
584 views

Certificates signed by multiple CAs

Is it possible to have a OpenSSL Certificate signed by multiple CAs? Background: We have a CA to issue certificates mainly for our machine-to-machine communications. Now we need to make some services ...
2
votes
1answer
450 views

Outlook certificate error and separate send/receive error

I run a laptop with Vista 32bit and MS Office 2010. Outlook has two profiles, both configured as POP3/SMTP and neither go through an exchange server. Recently, one of the mail servers (hosted with ...
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0answers
495 views

Internet Explorer 9 - website certificate expired

My Internet Explorer 9, for every page, shows this messege to me: There is a problem with this website"s security certificate. The security certificate presented by website has expired or is ...
1
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1answer
493 views

Fixing a broken “chain of trust” in Windows 7 Certificates?

I was told that "The Chain of Trust" was broken on this certificate for my malware scanner "Webroot". How do I fix "The Chain of Trust"? ("The Chain of Trust" sounds like a botched version of ...
7
votes
1answer
7k views

Where do I find the certificate file so I can add a program to “Trusted Publishers” in the certmgr?

I have three programs that startup automatically with Windows 7. They are: Webroot SecureAnywhere Soluto Anti-Frustration Software everything.exe Each of these programs bring up a blue UAC dialog ...
2
votes
1answer
326 views

Resolving the dreaded “an attempt was made to access a token that does not exist” in Win7 64-bit?

I attempted to access "Control Panel -> System and Security -> Administrative Tools -> Local Security Policy" today and received the error: "an attempt was made to access a token that does not ...
0
votes
1answer
707 views

Digitally Signing Software - self signing cerificate

I'd like to experiment with signing a software executable. I am afraid that there is something that escapes me. I will get to the point where I will acquire a certificate from a CA, but before then I ...
4
votes
2answers
281 views

CertPatrol warns: “this certificate wasn't due yet”

Cert-patrol warns me on numerous websites, including gmail, that the certificate being used wasn't due yet. Is this something I need to worry about? Why does this occur? Here is a screen-shot (you ...
5
votes
3answers
386 views

import Certificate in WIndow Xp

I have created a temporary certificate. I am trying to import this certificate.I am importing Certificate to Personnel store of Local Computer and then using FindPrivateKey solution to find privatekey ...
7
votes
2answers
13k views

Bypassing windows update error 0x80096002

I am getting this error when I try to install some .msu files (WMF 3 if it matters). Now, the error is saying that the certificate is invalid. However, I looked at the certificate (if anyone is ...
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1answer
238 views

How do I get tor exit node information of a certain connection I made

At some point today my email client warned about an smtp certificate change of self signed certs. I took a screenshot of the certificate fingerprints and refused the connection because it does not ...
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1answer
247 views

Creating Certification Authority for Microsoft Office and Adobe Acrobat

Can you please give me a hint on how to create CA to Digitally Sign MS Office documents (2007 or 2010) as well as Adobe Acrobat files. I know that MS Office supports this. All you have to do is to ...
1
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1answer
1k views

SSL certificate issue on Firefox, Ubuntu on a Windows network behind a proxy

My Problem: SSL enabled sites (HTTPS) do not render properly on my Firefox browser. The network team at office says that the issue is because the proxy server isn't able to identify my system ...
12
votes
3answers
32k views

The certificate is not trusted because no issuer chain was provided

Could anyone explain the meaning of this error message in plain English? Should I add an exception or I should not continue on this website? Technical details: the URL is here, the browser is ...
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2answers
11k views

Exporting a certificate in PKCS12 format from firefox

I have imported a certificate into firefox, and I want to export it into PKCS12 format. The only options that I find are PKCS7 , PEM and DIR. and not PKCS12. I doubt that the certificate has no ...
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1answer
2k views

Certificate errors don't offer the option to “continue to website (not recommended)”

I'm using IE9 and trying to access a trusted page with an security certificate not from a trusted authority. I know I can permanently add the certificate once I access the page. The trouble is, ...
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1answer
894 views

Using Windows 7, is there any way to create a self-signed public/private key pair for email?

Is there any way for me to create my own certificate pair? I don't see why I would need a trusted CA for email purposes. I'd rather a cert than using GPG or something of the like.