Collaborate Disseminate
I have setup installed mod security module for apache in ubuntu 22.04, using.
sudo apt-get install libapache2-mod-security2
sudo a2enmod security2
sudo systemctl restart apache2
This installs security module version 2.9.5 with core rule s… Continue reading How to enable ModSecurity to actually block/deny malicious requests? [migrated]
On my fresh Hetzner Cloud server, the ufw seems to be ineffective. The status output is the following:
Status: active
To Action From
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OpenSSH ALLOW… Continue reading UFW does not block any ports (Ubuntu 22.04) [migrated]
I was looking through my Mac’s security settings when I came a across the option to turn on Mac’s built-in firewall, which Apple claims will do the following:
Block all incoming connections, regardless of app.
Automatically allow built-in… Continue reading How reliable is the onboard firewall on Mac? [closed]
I apologise in advance for this question being very sparse in details and sounding rather hypothetical, reasons for this are hopefully explained below. I am not a security expert, but I am in a managerial position and find myself now argui… Continue reading Our server in a our client’s network – What possible attacks are there?
We have a domain, erbaharlab.com, which we have bought for our research group.
www.erbaharlab.com contains our research group website, nanospacejm2.erbaharlab.com contains a conference website and there might be other conference subdomains… Continue reading SSL certificates and firewall blacklists
I noticed some strange behaviour on my firewall WAN interface last night, and then later on my LAN interface as well.
There seems to be traffic to a known tor node 192.99.168.180 on port 123. I block all tor by default on my network, and I… Continue reading Traffic to Tor node NTP port [closed]
I am switching to nftables and converted my old iptables rules. I would like to support IPv6 too.
I have several rules that I have added over the years from reading tutorials about security.
Several of them I either forgot or I am not sur… Continue reading Do I need to change my nftables firewall rules?
Let’s say there’s a keylogger secretly installed in an employee’s computer. The keylogger recorded a bunch of information, but the well-configured firewall blocked the keylogger from sending that information to its server.
Attacking the fi… Continue reading Is it possible to make whitelisted software do custom, malicious things?
I have a website running on IIS. I have set inbound rule for wp3wp.exe with any port opition but web site is not reachable with this rule.
When i add rule with settings: Program and Services >
All programs that meet the specified condit… Continue reading Windows Firewall and IIS Permission
I installed Raspberry Pi OS on a RPi 3B, then I installed NetworkManager, set the Ethernet connection to "Shared to other computers" and connected an ethernet cable between the RPi and a normal desktop running Windows 11. The set… Continue reading How to block 192.168.0.1 for connected clients?