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Tag: SSL

OpenSSL create certificate request

OpenSSL create certificate request

Execute this command from a terminal/command window to generate a new private key and a new certificate signing request (csr). openssl req -new -newkey rsa:4096 -nodes -keyout yourdomain.key -out yourdomain.csr -sha256 It will ask you some questions Country Name (2 letter code) [AU]:BE State or Province Name (full name) [Some-State]: Antwerpen Locality Name (eg, city) []: Antwerpen Organization Name (eg, company) [Internet Widgits Pty Ltd]: My Company Name Organizational Unit Name (eg, section) []: Department X Common Name (e.g. server…

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CiviCRM: Mixed content error

CiviCRM: Mixed content error

Recently I encountered an error on a CiviCRM profile page, where the reCaptcha gave me a mixed content notification. The whole site is running on https. I solved it by adding this to the CiviCRM config. define(‘FORCE_SSL_ADMIN’, true); $_SERVER[‘HTTPS’]=’on’; // (provided the SSL Certificate is working correctly) Found this here.

Multiple https websites on one IIS 7.5

Multiple https websites on one IIS 7.5

I wanted to use IIS 7.5 to host multiple sites under https. The only way I found so far is to have multiple IP addresses link to one server or configure multiple IP addresses on the server and use the IIS site bindings to listen to these alternate IP addresses. First of we need to configure our network card and add the new IP address to it. Go to the properties of your network card and select IPv4, then click…

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Certificate chain error fix on Linux

Certificate chain error fix on Linux

When checking your certificate on a site like the one from digicert. I’m often confronted with the following error: This means that your certificate doesn’t contain the full certification path (and that some parts can’t even be found in the default trusted authority store). To fix this error on a linux PC, navigate to your directory where you saved your .crt file and make sure you also have the other .crt files, that make up the chain, present there. Next…

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Optimize SSL settings in Windows Server 2008

Optimize SSL settings in Windows Server 2008

SSL labs provides, through it’s website, a thorough free testing of an https enabled site. It has different rankings based on the (American) school grading system, where F is the lowest score and A++ the highest. Numerical Score Grade score >= 80 A score >= 65 B score >= 50 C score >= 35 D score >= 20 E score < 20 F In this post I will try and go through the steps to achieve an “A” rating for…

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Create certificate request with SHA256 on IIS 7

Create certificate request with SHA256 on IIS 7

Creating a CSR (or Certificate Singing Request) on an IIS 7 is pretty straight forward, but you end up with a request which uses the old SHA1 hashing method. Your certificate request will work, but the end result will be that your site might be vulnerable to SSL/TLS related attacks. So how to create a CSR that uses the SHA256 algorithm? All the information bellow can be found on ServerFault. First make a request.inf file. (Just use a text editor…

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