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Questions tagged [ssl]

SSL refers to Secure Sockets Layer, a security protocol that has been replaced by Transport Layer Security (TLS). TLS is still commonly referred to as SSL.

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Adressbar not readable in IE11 when tls security when using non-trusted tls cert

When targeting a site with self signed tls cert, my adressbar has a red background and the adress itself is shown in light gray, so that it's very hard to read the url or its parameters: Background ...
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Trust self signed Cert in Chrome macOS 10.13

I'm trying to always trust a self signed certificate but I'm having issues. For one, when I try to drag the certificate to a folder or desktop, it just doesn't do anything. I can do the same from ...
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How can telnetd-ssl be set up on an Ubuntu server as a backup to SSH?

An error arising in /etc/ssh/sshd_config can potentially lock users or administrators out of a server that is accessible only via SSH. Telnet SSL is a backup way of accessing the server in such a ...
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OpenVPN TLS failing and keeps disconnecting me

Yesterday I installed Debian 9 and OpenVPN on a server at home and everything was working flawlessly (I followed this guide). However, this morning, OpenVPN was working (client side) and suddenly ...
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Cisco RV180W has an invalid certificate; cannot access with Firefox or Google Chrome, how do I fix this?

I need to perform a very simple task on a RV180W router, but the new "security" features prevent me front either login (with Firefox) or view the user interface (Google Chrome) because the ...
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1answer
21 views

Newly added web wildcard certificate shows as expired

I have a web wildcard certificate on our web server that runs on IIS 7.5 using Windows 2008 R2. The CMS is Drupal Acquia 7. The certificate expired last month, so we imported the new .PFX file ...
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Apache2 Web Server always serves HTTP even though I only have SSL set up

I am trying to host an SSL Apache2 web server on Ubuntu 16.04 on the domain mturk.bitasy.me but I have reason to believe the server is lying to me, somewhere at least. I have created two files in the ...
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What is the “TLS_GREASE_BA” cypher in TLS?

I've just ran a client test on SSL Labs Client Tester and my client reports as the favourite cipher suite a cypher named TLS_GREASE_BA with a null key length. What is this cipher suite supposed to do?...
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37 views

Does OS/browser treat CNAME certificate based on the destination?

I have a web site example.com, and www.example.com is simply a CNAME to example.com. example.com has a certificate issued by Lets Encrypt for example.com only. On the web server (Nginx), I have http:...
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246 views

TLS Handshake resets for some web sites when using OpenWRT router

Currently I'm facing a very strange issue with my router. I have TP-Link TL-WDR4300 rev. 1.7 running OpenWRT 18.06.1. The problem originally started 1-2 months ago, when I had OpenWRT 15.05, and the ...
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121 views

Disable TLS v1.0-2 on Chrome/Firefox macOS

I need to connect to an HP iLO, and I get an error SSL_ERROR_BAD_MAC_ALERT when I try to connect. The solution seems to be to disable SSL v1 and only allow v2 and v3. How can I do that on Chrome or ...
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Automate Install of Certification Authorities in Windows 7/8/10, Google Chrome, MS Edge and Firefox

I work as an IT guy for a public federal university in Brazil. Government agencies and institutions have to deal with a lot of outdate applications and a mix of browsers to make them work. For ...
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Error creating new authz :: DNS name does not have enough labels

When I try to generate a new certificate then its throwing error. Please check the following: sudo certbot --apache Saving debug log to /var/log/letsencrypt/letsencrypt.log Which names would you ...
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cacerts java on fedora 28

Minecraft fails to join a server because of (The Auth servers are down) Except they are not. It's becasue it doesn't have the certificate. But on other linux distros I don't need to get the ...
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SSL connection errors happen consistantly in the afternoon

Every day in the early afternoon there is a period where websites return this error message in Firefox: Secure Connection Failed The connection to stackoverflow.com was interrupted while the ...

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