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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8answers
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Firefox: This connection is untrusted + Behind corporate firewall

I've seen some similar issues strewn throughout Google's results about this, but none seem to be corporate-specific. I continually get the 'This connection is untrusted' screen every time I attempt ...
0
votes
1answer
146 views

Pure-FTPD certificate not being used

I am using Pure-FTPD from the epel repository on CentOS 6. Now I have configured to enable TLS which works fine however for some reason it wont make use of the certificate file I have placed in ...
0
votes
1answer
13 views

Where does Firefox get the HSTS information from?

I have a local server serving HTTPS using a self-signed certificate. It does not serve http. The certificate is issued with cn=host1.subdomain1.domain1. The server is reachable under name host2, too. ...
0
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0answers
21 views

Chrome suddenly red HTTPS on mobile but not on desktop

Yesterday I enabled OCSP stapling for my website in nginx. Now when I check my website using Qualys SSL Labs I have 2 trust paths, 1 using a SHA1 root certificate and 1 using a SHA256 root ...
0
votes
0answers
34 views

Chrome is showing incomplete or wrong cert info

We've got a webserver (Apache) at work that is using https for our webpage. The thing is that everytime I enter this page from chrome I get: NET::ERR_CERT_AUTHORITY_INVALID I created the certificate ...
2
votes
0answers
42 views

How to use backup EFS certificate to decrypt encrypted files?

I have some files that were encrypted on a now extinct Windows 7 system. I made sure to backup my keys, this one is called efs.pfx. Double-clicking it launches the Certificate Import Wizard which ...
0
votes
0answers
27 views

Why the digital signature is invalid?

I have signed a pdf digitally with a valid certificate installed as a personal certificate in the keystore. When I open the file in my computer the signature is valid and the signer is the current ...
44
votes
2answers
7k views

Firefox “Untrusted Connection” warnings when visiting reputable HTTPS sites when using child's account

When using Firefox on Windows, I see an "Untrusted Connection" warning when visiting any HTTPS site, including very reputable ones such as https://www.google.com and https://search.yahoo.com. The ...
2
votes
4answers
3k 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 ...
0
votes
0answers
4 views

SMIME cannot assigned in iOS [migrated]

I can send encrypted and signed e-mails from Thunderbird and Outlook eMail Client. I can also decrypt and verify the emails. The problem is that on iOS I can't enable assign my certificates. In ...
2
votes
5answers
3k views

Certificate not trusted over Win7 to Win7 Remote Desktop connection

I'm experiencing a certificate issue while connecting two Windows 7 machines together via Remote Desktop. I have installed the certificate, but I'm getting a message that says the cert is not trusted. ...
5
votes
2answers
16k views

how to get and use certificates with curl

1) Entering the following command curl -k email@mail.com:password https://www.site.com Returns the following error <HTML><HEAD><meta http-equiv="content-type" ...
26
votes
3answers
39k views

How to create my own certificate chain?

I would like to setup my own OCSP Responder (just for testing purposes). This requires me to have a root certificate and a few certificates generated from it. I've managed to create a self-signed ...
3
votes
1answer
20 views

Get RSA private key and certificate from GlobalSign certificate

I can generate my own private key and certificate as follows: openssl genrsa -out privatekey.pem 2048 openssl req -new -x509 -key privatekey.pem -out g4certificate.pem -days 1095 Copy+pasting the ...
0
votes
0answers
48 views

VirtualBox fails to start on Windows Server 2003

For reasons I cannot disclose, I need to install a Linux server within a VirtualBox host running in Windows Server 2003. Unfortunately, VirtualBox fails to start, giving me an error that seems to ...
4
votes
2answers
2k views

Automatically remove certificate from certificate store

Windows 7 certificate store's default behavior includes storing all public keys you use from smartcards. This is sometimes undesirable as if some machine needs to use a lot of smartcards, the "Please ...
0
votes
0answers
20 views

Chrome (on Windows) stopped showing certificate selection dialog

I have several certificates that I need to use on a certain web site. At a certain point, Chrome stopped showing the certificate selection dialog, and started automatically selecting the certificate I ...
4
votes
1answer
40 views

How to install a self-signed certificate in chromium under Debian

I have a web server that uses https protocol. I want to create a self signed certificate so I did the following: Issued this command: openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout ...
1
vote
0answers
15 views

Extract Certificate Information automatically [migrated]

In my current setting I have 16 production servers and another 16 to 20 on Dev and QA servers. I also have a lot of certificates in them. We are trying to inventory everything so that we dont miss out ...
1
vote
1answer
46 views

ASN1 Structure Admission Syntax

I want to add the Admission Extension to my Certificate. Therefor i use the Tool XCA, which uses OpenSSL to create the certificates. This is my structre i wrote with some dummy Data: ...
0
votes
0answers
29 views

Why am i still getting certificate errors from outlook even though i have added the certificate to the trusted root certification store

Ok so to connect to our exchange server at work we have two options internally we use the server name "server-name" and that works externally we have to use OWA by visiting "https ...
6
votes
2answers
5k views

Where is my RDP server certificate stored?

Given the recent issues of Man-in-the-Middle attacks, i actually paid attention to the warning i get when connecting to a server: Selecting View Certificate, i was going to check the SHA1 ...
1
vote
1answer
77 views

Add to “My certificates” in Keychain Access? (Mac OS 10.10)

I have a certificate file like this: -----BEGIN CERTIFICATE----- MIIHCDCCBPC .... I can get it to show up under "Certificates" by going to "File->import items" (it is the "Elin" one). I can ...
28
votes
7answers
64k views

How to bypass the “secure connection failed” warning in Firefox 33

Since installing Firefox 33 a "Secure Connection Failed" error is no longer bypassable using the "I Understand the Risks" button - it's gone! Is it still somehow possible to ignore certificate ...
-2
votes
0answers
18 views

How do I make a cert and key file?

I am writing a python program using ssl for the first time. I am wanting my program to send info to and back from the client in an encrypted manner. I was following the example for server-side code ...
0
votes
0answers
18 views

App can't find requried certificates when runs under SYSTEM

My app seeks for its required certificates in the windows certificate store (LocalMachine/TrustedPeople). The certificates were imported under Administrator account. The app runs fine until I start it ...
1
vote
0answers
16 views

What are null certificates in Gnome Seahorse?

In the "Default Trust" tab in Seahorse there are several personal certificates named simply "(null)", which are issued by "No name". There's nothing on their property pages. What are these? Can they ...
8
votes
2answers
21k views

Remote Desktop Connection - How to get the certificate prompt back?

I just tried remoting to my work PC from home and got the "identity cannot be verified" prompt like the one below. I marked the "Don't ask me again for connections to this computer" box, and then ...
0
votes
1answer
21 views

How can I get the list of the currently installed certificate authority on my ubuntu?

If I'm correct, the list of CA can be found in /etc/ssl/certs/ca-certificates.crt, but that's only the certificates. My question is how can I get the name of those CA ? I want to know if the CA my ...
2
votes
3answers
4k views

Creating a signing certificate for Outlook 2010 under Windows 7

I'm trying to create a S/MIME signing certificate for Outlook 2010 under Windows 7. I've gone into Options -> Trust Center (see below) to try and set it up but when I attempt to select the signing ...
0
votes
0answers
45 views

Install Tomcat SSL cert in CUCM signed by CA created through openssl

My problem looks like this. I want to install a Tomcat certificate in CUCM signed by CA created by me which exists in my ubuntu operating system.This is what I thought the steps should be: Generate ...
0
votes
0answers
15 views

Windows Certificates - Publish CRL on ARR as CDP & impacts

In order to have DirectAccess working, I planned to publish our CRL via HTTP (https is possible but it's a IIS configuration side). Now, our CRL is only published via LDAP. So if I planned to add a ...
0
votes
1answer
21 views

Deleted “broken” certificate in OS X, need help to fix it

I experienced the Mavericks security update that broke one or more trusted root CAs. At the time I couldn't find any info on this, and in my infinite wisdom (and looming deadline) I tried deleting the ...
0
votes
0answers
42 views

Configuring Chrome to Ignore or Accept Specific Untrusted Certificates

There are various personal websites and LAN addresses which I access through https. Obviously they're mine so they can be trusted, but since they all deploy a self-signed certificate, Chrome displays ...
-1
votes
0answers
13 views

Creating a valid cert from a signed one?

Okay, so apparently it is not possible to create (valid) self signed certs using a certificate that has been signed by a trusted CA. These two questions on SU make this clear. The thing is, there is ...
3
votes
1answer
808 views

Disable personal certificate from the command line on Windows

In Windows XP I can do the following actions via the UI: Launch certmgr.msc. From then, select a certificate under Personal -> Certificates, click on properties and select "Disable (or enable) for ...
1
vote
2answers
1k views

Export installed certificate and private key from a command line remotely in Windows using something besides the certmgr.MSC tool

I need to be able to remotely export an installed computer certificate with the full certificate chain and private keys on a Windows server. The cert is used for IIS, and I want to use it for an ...
24
votes
4answers
57k views

How can I get a list of installed certificates on Windows?

I know I have some certificates installed on my Windows 7 machine. How can I see what they are, the nicknames they are known by, and browse detailed information (such as issuer and available ...
1
vote
2answers
47 views

Personal digital certificate for Adobe Acrobat Reader

Often, I receive PDF documents that make use of Adobe Acrobat's functionality for digital signatures. I can sign those PDFs with a self-signed certificate, but then Adobe Acrobat Reader shows a ...
0
votes
0answers
25 views

Exchange 2010 certificate missing after completing “Pending certificate signing request!”

After going through the New certificate procedure, creating and importing the .cer file the new certificate simply vanishes. The same issue applies when I try the same on an Exchange 2013 server. ...
0
votes
1answer
51 views

Configuring Chrome to Ignore SSL Warning on Specific Addresses

I guess there no need to introduce the "Privacy error" page in Chrome that appears whenever one uses SSL to access an uncertified website that has no signed certificate (red "X" on the lock icon). ...
0
votes
1answer
157 views

Google Chrome gives “SHA1 for message authentication” with new GeoTrust certificates

I purchased the GeoTrust QuickSSL Premium certificate from ssls.com and installed it on my web server which is running Linux Apache on CentOS 6.5. Google Chrome on Windows 7 said "The connection ...
1
vote
0answers
35 views

All the System Root certificates are untrusted in Mavericks

I have a OS X 10.9.5 (Mavericks) in which all the certificates in System Root are being shown as un-trusted. List of all available trusted certificates in OS X Due to this I cannot open websites or ...
2
votes
1answer
9k views

How to properly install certificate issued to me?

I tried various ways to install certificate, but it seems it either not being seen by linux or something else is wrong. I got .pfx to be able to connect to another server via vpn (need to use Cisco ...
2
votes
0answers
18 views

Multi-factor authentication to 2012 RDS farm, preferably client certs?

Wonder if anybody can give me a steer on this. We use RDS quite heavily but I would like to enhance the security of it, VPN is an option but I would prefer to avoid if possible. Ideally what I'd ...
2
votes
1answer
7k views

Every website is showing untrusted certificate warning on all browsers

I'm on windows 7. Every website is showing untrusted security warning. I tried every browser that I have. I tried using https. This is extremely odd, it never happened before, well it could happen ...
6
votes
2answers
22k views

View / install certificates for local machine store on Windows 7

On Windows 7 (Windows 7 Professional x64), how can I view and install certificates in the local machine store? The certmgr.msc plugin allows me to view certificates installed in the current ...
0
votes
1answer
37 views

SSL certificate for Web App + website

I have a WordPress + WooCommerce online store which is hosted on a managed hosting. I just bought non-wildcard SSL Certificate for that online store. I am also developing a CherryPy Python Web App ...
1
vote
1answer
10k views

Identifying program attempting to install certificate on windows

I'm trying to help a friend using Windows (which I'm not an expert on by any means) who's experiencing malware-like behavior: a dialog box is repeatedly popping up reading: You are about to ...
2
votes
1answer
28 views

Lets encrypt on a server with multiple websites?

I read the website for let's encrypt, to get it to work you: $ sudo apt-get install lets-encrypt $ lets-encrypt example.com But what if I am on a server hosting example.com, example1.com, ...