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Questions tagged [certificates]

Questions about signed certificates and the processes involved (Creation, signing, accepting, viewing)

289 questions
372
votes
9 answers

How do I install a root certificate?

Can anyone point me to a good tutorial on installing a root certificate on Ubuntu? I've been provided with a .crt file. I gather that need to create a directory at /usr/share/ca-certificates/newdomain.org and place the .crt in that directory.…
Sparky1
  • 12,469
26
votes
1 answer

How does one remove a certificate authority's certificate from a system?

The ca-certificates package was just updated, and it caused the following changes on my Xubuntu 13.10 system: Running hooks in /etc/ca-certificates/update.d.... Adding debian:CA_Disig_Root_R1.pem Adding debian:CA_Disig_Root_R2.pem Adding…
John Feminella
  • 1,472
10
votes
1 answer

Problem with certificates

I'm with problems with ca-certificates. Every site that I try to access ask me for a confirmation of the certification and my update is not working 100% too $ sudo rm -rf /etc/ssl/certs/* $ sudo update-ca-certificates Updating certificates in…
user248189
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8
votes
0 answers

How to install user PFX certificate

I need to install a PFX certificate into some analog of personal certificates store in Windows. Does a personal certificate store exist in Ubuntu? If it does, how can I install the PFX certificate into it?
Vlad
  • 181
  • 1
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3
votes
3 answers

How to use certificates for Eduroam?

I am trying to connect to an eduroam network with Ubuntu 12.04. I understand you need to use certificates to log in to eduroam. I have looked on the University of East London site, but from here I don't know what to do. Can someone help me…
MrMule
  • 290
2
votes
1 answer

How to configure dynamic WEP in command line

My ISP force to use certificates through IEEE 802.1x Standard to log into their (NOT!-wireless) network. There's a Client Certificate MyName.p12 and a Server Certificate hotzoneCA.der. I must give my MAC address too. There's no NetworkManager for…
user280557
  • 23
2
votes
1 answer

I cant install skype, wine or play on linux

Can anybody help? I have been installing software and enjoying ubuntu for several months now,but currently have a problem. If I try to install some programs, such as wine, skype and playon linux as well as some others, I get error messages. the…
user225263
  • 21
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2
votes
1 answer

Checking if .pem certificate is installed

Is there a way to check if some certificate is installed or at least list the installed certificates?
Vortex
  • 23
0
votes
1 answer

Become a trusted Certificate Authority in Ubuntu

Is it possible to become a trusted Certificate Authority in Ubuntu? And if yes, how? This would be really nice.
Moritz30
  • 47
0
votes
1 answer

issues with school CA certificates in terminal

I've been having issues with pulling requests and accessing sites in terminal. gives me the certificate signed by unknown authority error. I have followed guides to install the certificate system-wide, but I'm either doing something wrong (being new…
60Five
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0
votes
1 answer

.cer certificate

I'm trying to import a certificate for my school network that ends in .cer, and ubuntu seems happy to read the data, but the import button is greyed out. I've seem similar questions, but none seem to quite apply to this situation, does anyone have…
Rory MacPhee
  • 1
0
votes
0 answers

Is there a way to share Mozilla certificates with Chrome?

Is there anyway I can share Mozilla certificates with Chrome to make Chrome working properly as when I want to go for ex wikipedia as now the message says it is not private connection. Ubuntu 22.04 LTS.I tried to export it form Mozilla and import to…
Arbiej
  • 1
0
votes
0 answers

Proper way to install mitmproxy's certificates?

I run a a few servers, 2 of which have mitmproxy correctly installed. I follow the same process as the other 2 servers on an identical 3rd server, but mitmproxy does not work. I get a TLS error every time. Here's what i do: sudo apt install…
Adactyl
  • 1
0
votes
1 answer

Git certificate validation error, but openssl succeeds

$ git clone https://stash.z-hub.io/scm/zp/z-push.git Cloning into 'z-push'... fatal: unable to access 'https://stash.z-hub.io/scm/zp/z-push.git/': server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile:…
Mart
  • 76
0
votes
0 answers

Unable to generate certificate

I'm trying to generate a certificate for a certain server following this lab, but the command that generates a CRT file out of the CSR doesn't seem to work. See the image below The command is unable to find the folder, but it exists. How do I solve…
Jadenkun
  • 101