Collaborate Disseminate
For some small percentage of the Hackaday crowd, our world got turned upside down at the end of last year, when Red Hat announced changes to CentOS. That distro is …read more Continue reading Rocky Linux Is Ready For Prime Time!
First, let me say that chmod 777 does not even work for this (though I know that would not be the correct solution).
Here’s the situation: I have a mail server receiving mail. On that server there is a cronjob that runs a .sh script that… Continue reading Centos 7 Samba php:apache Permission Denied when moving file with Docker container after moving to :z volume from samba share [migrated]
Recently wordpress site on centos 7 server is hacked and WSO shell was uploaded.
Ive checked other sites and nothing was changed, Im using centos web panel and the root password also was not changed.
I had also modsecurity on my nginx- fir… Continue reading How to recover a hacked site with WSO Shell [duplicate]
replaced IP and email
So, I made self signed nginx on centos using
https://www.digitalocean.com/community/tutorials/how-to-create-a-self-signed-ssl-certificate-for-nginx-on-centos-7
I ended up with three files
-rw-r–r–. 1 root root 1509 … Continue reading SSL self signed nginx Chrome ok, edge not ok
I am not a security expert (I am more a software developer) and I am working on a project related to a SIEM installation (Wazuh). This installation is only a demo for a customer, in a second time a real scenario project will be implemented… Continue reading What config files and logs files of a Linux system (CentOS 7) deserve to be monitored by a SIEM?
I’m new to this community and kind of to things related to security.
I have three servers
Web Server (Client)
Mail Server (eSMTP)
Web Server
All servers have their own SSL certificates and got asked to do the following:
Web server (clien… Continue reading How to configure openssl client to only accept specific server certificates?
How can we disable sudo on CentOS 6 to prevent CVE-2021-3156?
We cannot remove RPMs or similar.
We can only change a configuration.
Do we have another fix for CVE-2021-3156 on CentOS 6, except disabling sudo?
Will we be able to execute su … Continue reading How can we disable sudo on CentOS 6 to prevent CVE-2021-3156?
I have installed the fail2ban package on my centos DB server. now I need to configure it if a "failed attempt" is over 3 times need to raise an email as given. any ideas in this regard.
On Tuesday, December 8th, Red Hat and CentOS announced the end of CentOS 8. To be specific, CentOS 8 will reach end of life at the end of 2021, 8 years ahead of schedule. To really understand what that means, and how we got here, it’s worth taking a trip …read more
I have nginx and php-fm set up to front a word press site. I used certbot to setup TLS.
When I load any page, I see selinux violations and it looks like php-fpm is trying to reach out to some port 443 for some reason and getting blocked.
… Continue reading Why is php-fpm trying to connect somewhere on port 443?