A firewall decides which network traffic is allowed to pass through and which traffic is deemed dangerous. Essentially, it works by filtering out the good from the bad, or the trusted from the untrusted. However, before we go into detail, it helps to understand the structure of web-based n...
What is the Great Firewall of China and how does it work? The Great Firewall of China, formally known as the Golden Shield Project, is a combination of legislative actions and technologies enforced by the People’s Republic of China to regulate the internet domestically. Its goal is to bloc...
It’s recommended to start usingFirewalldinstead ofiptablesas this may discontinue in the future. However,iptablesare still supported and can be installed with theyum command. We can’t keepFirewalldandiptablesboth in the same system which may lead to conflict. Iniptables, we used to configure...
I always check my firewall or security software settings to ensure they're not blocking or interfering with SSL connections. Then, I try disabling any features that might disrupt my SSL. A problem in the certificate’schain or trust Achainor trust is the series of certifications that make up...
Common causes include weak Wi-Fi signal, network changes, or printer sleep mode. Ensure your printer is within good range of your router, check for network changes, and adjust power management settings. How Can I Share My Printer With Other Computers?
Your SMTP server connection is malfunctioning. You’re using the wrong SMTP port. Your firewall settings are getting in the way. Let’s unpack each of these below and walk through some troubleshooting steps. Learn more: Failure to send is a big email issue, but so is landing in the spam...
where internet censorship is a significant issue, a VPN can be a lifesaver. It allows you to access blocked websites and services, maintain your online privacy, and avoid government surveillance. By routing your internet traffic through a VPN server, you can bypass the Great Firewall and enjoy...
Once the web interface boots up, it’s a good idea to set a secure password by clicking on the Go to password configuration… option. Select the Save button after entering your new password. Configuring the firewall via OpenWrt With OpenWrt’s web interface now ready to use, you can...
I am unable to use the Windows Defender Firewall workaround for the primary reason that I disable the Windows Defender Firewall on all of my systems. I have two very expensive hardware firewalls and I don't need software firewalls causing me grief. It...