Remove operating system information from ssh

Nmap OS Detection If you want to scan a machine with nmap, you can retrieve a whole host of information. One of these is the operating system with nmap, and more specifically the flag for OS detection. $ nmap -A domain.tld Starting Nmap 7.80 ( https://nmap.org ) at 2022-03-03 00:00 CET Nmap scan report for domain.tld (XXX.XX.XX.X) Host is up (0.55s latency). Other addresses for domain.tld (not scanned): ::1 Not shown: 997 closed ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 8....

January 6, 6069 · 2 min · 404 words · Onsager

DNS

Create your own DNSsec server with bind What is a DNS? A Domain Name System (DNS) is a distributed service for associating an Internet domain name with its IP address(es), as well as with other records. There are four types of DNS servers. The recursive DNS resolver, which sends queries to the other three types of DNS servers and sends the IP address of the domain to be searched. The root DNS server, which finds the IP address of the top-level domain....

April 23, 232312 · 8 min · 1552 words · Onsager

Secureboot

April 14, 141412 · 0 min · 0 words · Onsager

Static website on IPFS

How to create a static website on IPFS ? We will create a static site using Hugo, then make this site available via IPFS using two methods: IPNS DNSLink (domain name required) Once the IPFS daemon is installed and configured so that the gateway can only provide pinned content, we will use Nginx as a reverse proxy on our gateway. Finally, we will use certbot to obtain a certificate via Let’s Encrypt....

April 13, 131312 · 7 min · 1429 words · Onsager