I am trying to create a simple proof of concept speech transcribing program using Azure. I have set up all the stuff in Azure and tested with a simple program based on the docs: using System; using System.IO; using System.Threading.Tasks;…
I am new to aws and created an EC2 instance to start migrating my source code from DigitalOcean. The problem is that I can't access any open ports on my EC2 other than port 22 through the ssh client. Here…
I've got a site that has been hacked for the fourth time now this month. With scripts hosted on autofaucet.org. (sloppy code even, found their names. Some Russian dudes. But that's off topic) I've taken some measurements to prevent a…
I followed the standard installation of iRedMail (Version 1.4.2) and updated the SSH certificates following this guide: https://www.linuxbabe.com/mail-server/debian-10-buster-iredmail-email-server After a succefull installation some of my services (such as an Express REST API) couldn't be reached anymore because the assigned Port…
I've follow the documentation of I've read https://docs.aws.amazon.com/vpc/latest/userguide/VPC_SecurityGroups.html and I want to create a security group in AWS which allows only one IP access to ports 80 or 443, but AWS is blocking everything even the IP which should have…
I have basic knowledge in nftables syntax and I am trying to drop all arp traffic that occurs on a Linux bridge. I am running debian and have several virtual machines which are all connected to one bridge. For a…
I have Deployed Jenkins On a Server. The Server runs a CentOS Linux 8 as Operating system. I Wanted to access the Jenkins from another Device (laptop/PC) which is already in same network. but firewall restricts me in doing this.…
I have some project which I run with docker-compose up. This project has frontend on port 4200, backend 3000 and db 5342. When I run it with docker-compose, all these ports are public. So I can (everyone can) access for…
I just migrated my Website to a new server using Plesk. Firewall (Modsecurity) is enabled by default on Plesk. But looking at the log, I found this message repeated several times : ModSecurity: Warning. Operator GE matched 4 at TX:outgoing_points.…
I am facing on connection problem when I run NRPE checks from Nagios Server.. "Connection refused". Environment : - Nagios Server - Linux Centos 7 Client From Client side, seems working : [root@client nagios]# systemctl status nrpe ? nrpe.service -…