Questions tagged [certificate]

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 trustworthy way to distribute and determine the correct public key for a given user or machine.

Filter by
Sorted by
Tagged with
1
vote
0answers
18 views

How do I update the root CA certificate for Acrobat?

We had a name change recently and verified a new certificate with the new name appears in the domain root CA but Acrobat and the local computer cert store do not have this new certificate. I'm not ...
0
votes
1answer
21 views

How to find Thunderbird's server certificate for a domain name, to correct the configuration?

Suddenly today (Linux, PopOS 20.10, TB 78.7.1(64-bit)), I can't send mail via my ISP using Thunderbird. At first an email was rejected, saying the certificate was invalid. Viewing the certificate ...
3
votes
1answer
35 views

In Wireshark where can I find the TLS Server's Certificate

I'm looking at a TLS v1.3 headers in Wireshark and I'm not sure where I would find the server certificate that is used to confirm that the server is who they claim to be. The Client Sends Hello then ...
0
votes
0answers
10 views

wget ERROR: cannot verify localhost's certificate, ..Self-signed certificate encountered

How Can I implement a secure https connection on ngnix I want to implement https on my localhost.I am running http server nginx on ubuntu 20.04 What I did was i issued the command sudo openssl req -...
1
vote
0answers
53 views

Get https certificate for GitLab server over tor/onion domain?

To host a GitLab server over Tor I would like to get an https certificate. Gitlab provides the opportunity to use a let's encrypt certificate. Let's encrypt requires a domain for registration, hence I ...
0
votes
0answers
14 views

Chrome labels my self-signed certificate as Not Secure

I'm running Jupyter from my private server. I've set up a pair of certificates to this, following the example from this readthedocs, except I'm using crt & key pair, not pem and key. I created ...
0
votes
1answer
45 views

Windows 7 Backup on Synology: Smartcard Certificate Authority Untrusted

On setting up a backup for the NAS on W10 Pro 20H2, get the following COM error 0x80090352: An untrusted certificate authority was detected While processing the smartcard certificate used for ...
0
votes
1answer
19 views

http over vpn, why does the root certificate of the session?

I'm using vpn tunnel for some URLs, and when I check the certificate chain in the browser for a URL page that goes through the vpn, I see that that except the leaf certificate, all other certs were ...
0
votes
0answers
27 views

NET::ERR_CERT_COMMON_NAME_INVALID for trusted self signed CA cert

I am trying to create a CA certificate (test.local) which can be trusted internally and from that generate multiple server certificates (***.test.local). However, when serving with these certificates ...
-1
votes
1answer
52 views

Decrypting plain text. PEM certificate

I have a text that is supposedly base64 encoded. But when I try to decipher it, an incomprehensible text comes out. But in principle, Latin letters are read. Perhaps this is a public certificate. How ...
0
votes
1answer
30 views

How is the certificate encrypted?

I want to get an Apple CA certificate from the link https://setup.icloud.com/setup/qualify/cert?ver=P1.10.1 but I get an unclear file. How is it encrypted? Or how can you open it? i tried to save it ...
0
votes
1answer
19 views

Is a Public key from a certificate always valid?

Okay so i have a .cer file which has a certificate key like -----BEGIN CERTIFICATE----- .....A1NuUYdviJSQOLhkL8WgtEpocv1u2mv9DQcMJWoA -----END CERTIFICATE----- I am using this public key to verify a ...
2
votes
1answer
98 views

No access to smb shares on NAS after win10 local user certificate expires

So Today, I attempted to access my NAS over SMB (\\files) on my network workgroup. The window hung for a moment, and a dialog I've never seen before when connecting to a share, with the title "...
0
votes
1answer
19 views

Is there anything like certbot (auto-renewal) for paid SSL certs? [closed]

For maximumum compatibility, I want to use simple DV PositiveSSL certs, similar to what Let's Encrypt does. But the biggest pain in the neck is that I can't find anything which renews automatically ...
0
votes
0answers
49 views

SSL certificate error on all browsers, for all HTTPS sites, only one one profile (Windows 7)

Wondering if any of you guys might have some advice; I'm trying to help fix my mom's computer over the phone, and looking for ideas. Context: my mom bought a laptop second-hand. The laptop is running ...
1
vote
0answers
43 views

How do I recover a Windows 10 encryption key from an old hard drive?

I recently upgraded an OS hard drive and did a clean install of windows on the new drive. I have a secondary (non-OS) hard drive that stayed in the computer untouched. It appears there's a folder on ...
0
votes
1answer
13 views

Certbot fails to start nginx

I am using kernel 3.10 on CentOS 7. I have successfully installed CertBot 1.10.1 using alternative installation instructions as certbot-auto. I have manually added certbot-auto to autorun via systemd ...
0
votes
1answer
26 views

Determining if there is a password for the private part of the certificate [closed]

Is it possible to somehow unambiguously determine that the private key container has a password? I just need to know if there is a password or not.
0
votes
0answers
20 views

Getting “wrong” certificate when browsing to websites

Scenario: User browses to a site that he didn't visit recently (hours), e.g. www.google.com User gets error message from browser that the certificate is invalid. Observation: The certificate shown ...
0
votes
2answers
39 views

SSL Certificate automagically fails after an hour?

Heyya, We're currently trying to work on a website in a testing/staging environment, and as such have been setting up SelfSigned certificates to get as close to the real deal as possible, before ...
0
votes
1answer
21 views

How do I disable the warning Chrome gives if a security certificate is not trusted without showing errors?

Asking again because I don't have enough reputation to post the answer here.
0
votes
1answer
254 views

SSL certificate: EE certificate key too weak

$ curl -s https://goolge.ca | wc 0 0 0 $ curl -vs https://goolge.ca . . . * successfully set certificate verify locations: * CAfile: none CApath: /etc/ssl/certs * TLSv1.3 (OUT),...
0
votes
1answer
26 views

Why are these GlobalSign root certificates different and how to import them from the command line?

I'm writing a script that automates adding the latest GlobalSign certificates as found here: https://support.globalsign.com/ca-certificates/root-certificates/globalsign-root-certificates I was able to ...
0
votes
1answer
64 views

Why am I getting this error when attempting to export a private key with Mimikatz?

I’m using Windows 10 (19041.867) and trying to use Mimikatz (2.2.0 20200918) to export a private key marked as non-exportable by the certificate export wizard. After using the following commands: ...
1
vote
0answers
125 views

OCSP not working consistently with NGINX

Host: Ubuntu 20.04.2 (5.4.0-67-generic) x64 Server: NGINX 1.18.0 (Ubuntu) CA: Let's Encrypt Having a really hard time getting OCSP to work consistently. Any help would be appreciated. Thanks in ...
1
vote
0answers
76 views

WSL2 trying to launch VSCode with code . results in error “Please install missing certificates.”

I'm trying to launch VS Code from WSL2 using the command code ., the command spots that there is an update available for VS Code server and tries downloading it, however the download fails with a ...
0
votes
0answers
21 views

Why aren't my websites configured in IIS using the correct certificates?

My sites are similarly named: hi.api.domain.tld hi.test.domain.tld The .api domain is my api and .test is the webapp that consumes the api. I've got a certificate for each one but they don't seem to ...
1
vote
1answer
17 views

Chrome, static PKP sets, and TLS inspect without warning

I'm using chrome in an environment that is employing transparent TLS inspect. There is a private CA that issues the certificates and is available in the trusted authorities store. When I visit mail....
1
vote
0answers
8 views

ntfsdecrypt - Key does not have an EFS purpose OID

I'm trying to copy EFS-encrypted files from an NTFS partition using: ntfsdecrypt -k mycert.pfx /dev/sda2 -i 32768 and I get: Key does not have an EFS purpose OID Failed to extract the private RSA key....
0
votes
0answers
40 views

What updates to resolve this issue with certificates in Windows 7

I have the following error in my Google Chrome browser when accessing certain sites: Your connection is not private returned the following error code NET::ERR_CERT_AUTHORITY_INVALID this is the error ...
0
votes
0answers
21 views

Ubuntu Openssl | Windows Certificate

I have to create a certificate in Windows! I use Ubuntu's bash for this! The last command doesn't work "openssl rsa -in /mnt/c/Cert/key_apache.pem -out /mnt/c/Cert/new_key_apache.key" the ...
0
votes
0answers
33 views

CERTUTIL - how to get subject hash

Is there a way to use certutil on Windows to get the 8-character subject hash? Basically I'm trying to figure out what is the equivalent of the following openssl command using certutil? openssl x509 -...
0
votes
0answers
31 views

How can I connect to my schools WiFi with Arch Linux?

To be more specific I need to use school certificates too logon. I can connect to the network but cannot browse the web because of the problems with the certificates can you please help! I dual boot ...
1
vote
1answer
55 views

Why do browsers use or display expired SSL certificates? [closed]

The SSL certificate (of Let's Encrypt) of one of our websites (https://edu.electrosuisse.ch) expired yesterday morning. It has renewed itself using the services of Let's Encrypt several days ago. Yet ...
1
vote
1answer
20 views

SSL inspection (man-in-the-middle) on lessor used and/or insecure sites

I am looking into how SSL inspection works. I have some general ideas how it works but I could not figure out a couple of issues. When SSL inspection is used on client accessing some non-mainstream ...
0
votes
1answer
25 views

Trying to revoke locally-generated certificate : No local CA error

For some automated tests on my project, I need to revoke a certificate which has been generated locally by makecert.exe. First, I generate a signer certificate and associated CRL using the following ...
0
votes
1answer
195 views

Which app is giving this pop-up? “To allow the app to access your private key, enter the password”

I'm getting the following unexpected pop-up on a regular basis. I have no idea which program is producing it, and entering my usual passwords doesn't work. Using Process Explorer, I've determined ...
0
votes
0answers
262 views

How to get my School's Wifi CA Certificate on Windows?

I am trying to connect to my School Wifi on Ubuntu. The network specializations are: I can't get the network specifications right now. But I do know it uses WPA-Enterprise, PEAP, MSCHAPv2 I need to ...
0
votes
0answers
28 views

how to specify the hostname to the Java “keytool -printcert” command for HTTPS servers with SNI

Does keytool has any option to specify the hostname in order to print the SSL certificate chain? In my case, my apache server is configured to show different SSL certificates according to the hostname....
0
votes
0answers
44 views

Invalid certificate for one specific website

When trying to navigate to a specific website (amazon.com in my case) I always get the "NET::ERR_CERT_COMMON_NAME_INVALID" error in Chrome (and equivalent errors in Safari/other browsers). ...
0
votes
0answers
18 views

How to fix Visual Studio certificate issue?

I am running Windows 7 Pro version and I downloaded the installer twice without a good conclusion. Firstly, the installer starts downloading the required files around 62 Mb, after completion it starts ...
0
votes
0answers
12 views

Adding CA cert into firefox from terminal using certutil

i have been trying to add a certificate to firefox using certtutil(from terminal) in my ubuntu machine. The command i'm using is sudo certutil -d sql:$HOME/.pki/nssdb -A -t "C,P," -n mycert -...
1
vote
1answer
45 views

How to get CA certificate bundle to single file using script?

I believe I can get a bundle certificate export doing the following manual steps: Run certmgr.msc Select all wanted certificates and go right-click and select all tasks -> export: then: then: ...
1
vote
1answer
38 views

SSL Certificate not updating in Mac Mail

I have a Let's Encrypt daemon running which updates the domain ssl certificates on a regular basis. I've set up my mail address and it worked happily for a long time but now Mac Mail is not updating ...
0
votes
0answers
119 views

How to add a CA certificate from Windows 10 to Ubuntu 20.04

I'd like to get your guidances on the following issue: I am having some problems to install elasticsearch on virtualBox Ubuntu 20.04, this virtual environment is on Windows 10 which has a Trusted Root ...
0
votes
2answers
201 views

Chrome showing “Not Secure” but certificate is valid

I am using a valid certificate but still chrome is showing me “Not Secure” when browsing to my site. This are the steps I have made: I have installed a self signed certificate in my testing server (...
1
vote
1answer
59 views

Checkmate about TLS certificates on local networks, self-signed certificates and CA

I know barely anything regarding SSL and TLS certificates. Sorry about that. This is what my company asked me: They need to put a server on the local network that will be accessible through VPN to ...
1
vote
1answer
18 views

Easy switching between multiple sets of ca certificates?

My new job requires company's custom CA certificate to be installed. It is ok until I'm working, but I don't want this CA certificate to be active during non-working time. Are there any ways ...
0
votes
1answer
127 views

Gpg4win installer signature validation: how to fix “WARNING: This key is not certified with a trusted signature!”

I am following the install guide of "OpenPGP signatures" of Gpg4win at Check integrity of Gpg4win packages. Having also followed additional advice of how to import the Gpg4win public key ...
0
votes
1answer
36 views

Server cant certificate my website name

Hi to first sorry for my English it is bad I have buy a website name he is my 2day ago. I want to make a site for my company although I don't know anything about it yet ... I have a dedicated server I ...

1
2 3 4 5
24