How to check if my SSL certificate is SHA2 ?
Simply run this command, replace example.crt with your actual certificate file: [crayon-68459aa46fc20973792100/]
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How to check if my CSR is SHA2 ?
It’s simple, just run this command [crayon-68459aa46ff83102164774/] If the value is sha256WithRSAEncryption, the certificate is using SHA-256 (also known as…
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Port forwarding for windows filesharing & samba
You need to setup port forwarding for 3 ports : 135-139 for windows , 445 for samba in Linux.
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How to set/check my DNS setting on Debian/Ubuntu Linux System?
The DNS server setting for Ubuntu is located on /etc/resolv.conf [crayon-68459aa470078049328371/]
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Apache: How to force download a file using .htaccess ?
I have some videos that i want other people to download it instead of playing it on the browsers. First,…
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How to create SSL Certificate Request – CSR ?
Login to your Ubuntu, and run the following command: [crayon-68459aa470278832688272/] It then will ask you some information for the certificate,…
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ipvsadm – load balancer – it changes the weight automatically
Do you have this problem ? – you made the changes in /etc/ha.d/ldirectord.cf , – restart ipvsadm : /etc/init.d/ipvsadm restart…
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Mysql server – How to disable replication on slave ?
Sometimes, you want to remove the replication , it could be because the replication no longer works, or you don’t…
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Dumping MySQL Stored Procedures, Functions and Triggers
When you run mysqldump , by default it will not export your procedures or function , if you want to…
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Command to find CPU usage in Linux
There are 3 commands that we can use sar top mpstats You may need to install sysstat package to use…