firewall

How to Enable and Disable Developer Mode in Windows 11

How to Enable and Disable Developer Mode in Windows 11

Developer Mode is a setting that allows you to install certain programs in Windows 11 by removing system restrictions. Enabling developer mode allows you to install programs that are still in development to test your code or install applications from all sources. You can enable developer mode in Windows 11 if your account has Administrator privileges. If you use your computer for everyday activities like games, web browsing, email, or Office apps, you don't need to turn on Developer Mode. This evacuation will be useful if you are a developer and an experienced user. Like when you write software with Visual Studio on a computer for the first time, you must enable Developer Mode on whatever device you are going to use to test your code. When your Developer Mode is enabled, Windows will also add features: Windows Device Portal. Only when the Device Portal option is enabled, is a firewall rule set up for it and the Device Portal is enabled.Install and configure firewall rules to allow remote program installation via SSH service. The SSH server will become active when Device Discovery is enabled. How to Enable Developer Mode in Windows 11 Open "Settings". You can use keyboard shortcuts (WIN + I).Navigate to "Privacy & security > For developers". Then in "Developer Mode", swipe to the right of the toggle button to activate. Then, in the confirmation dialog box, click the "Yes" button to save the changes. Once you activate, Windows 11 will open to receive Microsoft Store...

Restricting Access to File Sharing by IP addresses in Windows 11

Restricting Access to File Sharing by IP addresses in Windows 11

Restricting access to file-sharing will improve data security and prevent ransomware attacks. File sharing is a commonly used method in organizations by utilizing available networks. There are various ways of doing file sharing, ranging from cloud-based ones to the simplest with two PCs. In organizations with a local network (LAN), you can file sharing by storing files on a server. Then access to the file can be set based on the user and access rights. In this article, Bardimin will discuss how to do file sharing on a PC. Since we don't want everyone in the organization to access, the file being filtered, we're going to limit the file to only being accessible to A PC with a specific IP address. Advantages of File Sharing 1. Save Time PC users in the organization don't need to email files, upload, or download files using the internet. Instead, they can quickly access directly the files they need when they need them. File sharing transfers are much faster than sending over the internet since file sharing uses a local network at a much faster speed. Transfer speeds can reach 1Gb/s – 10 Gb/s, depending on the device used. 2. Save Money Because it does not use the internet, file sharing will reduce the cost of using the internet. 3. Prevent Data Loss In file-sharing that uses a server, you can back up data regularly. And in the event of a crash on a PC, the data is not lost because it is still on the server. 4. Restricting Access You can restrict access to a file whether it can...

Easy Ways to Change or Spoof MAC Address on Windows

Easy Ways to Change or Spoof MAC Address on Windows

A network firewall can set or limit connected PCs based on MAC addresses. A MAC address is a unique physical address assigned to each network adapter on a computer or mobile device. Just like IP addresses, MAC addresses can also be used to perform network management if you are a network administrator. The major difference between IP and MAC addresses is that IP addresses are dynamic and change according to DHCP Server settings, although you can also assign a static IP address. Whereas MAC addresses are static, MAC addresses are attached to the network adapter. The network administrator will use the MAC address to perform network management on a specific device. Like giving special permission only on a certain PC or laptop. In general, PC users do not need to change their MAC addresses. Under certain circumstances, it may be necessary for some users to fake MAC addresses to overcome various network problems or limitations. Bardimin, in this article, we will provide a guide to changing the MAC address on a PC or laptop using the Windows operating system. Changing Windows MAC address This guide uses Windows 11, but in almost the same way you can use it to change MAC on Windows 10, 8, and 7. Open “Device Manager”. You can do this by right-clicking on the “Start” button and then selecting Device Manager in the options that appear. Then navigate to “Network adapters”, and click to expand. All network devices supported by your PC will appear. This display will be different for...

How to Block Apps from Internet Access on Windows

How to Block Apps from Internet Access on Windows

Blocking certain applications from accessing the internet can save bandwidth. Currently, almost all applications that you install always use the internet. These applications access the internet for various purposes, ranging from updating, licensing, and accessing other data. For those of you who have a small bandwidth, of course, internet access that is not too important is very detrimental. Especially if you use the internet at a cost based on the volume of use. You can restrict internet access from applications on Windows by taking advantage of the Windows Defender Firewall. Block internet access with Windows Defender Firewall Open “ Windows Defender Firewall with Advanced Security ”.Then select " Outbound Rules " and create a new Rule by clicking the " New Rule .. " button. Next on the Rule type select " Program " and click Next.Then in the Program, click the " Browse " button and navigate to the exe file that you want to block. Click Next to continue And on Action select " Block the connection " and then click Next.In the Profile, you can choose to restrict access to Domain, Private and Public networks. To block completely, tick all options. Click Next for the next step.And as a last step, give the name and description of the rule you created. Click the Finish button to apply it.

Blue Screen of Dead (BSOD) code on Windows

Blue Screen of Dead (BSOD) code on Windows

A Blue Screen of Death (BSOD) will occur when Windows is experiencing a serious problem. Windows will display a blue screen with an error code on the screen. The error code on the screen is very useful information on the cause of the failure to further identify the problem. BSOD can occur on all Windows operating systems starting from Windows 95 to Windows 11. In Windows 11 the BSOD screen is not blue but black. Here, Bardimin summarizes various sources of error codes from the BSOD and their explanations. CodeMessageDescription0x00000001APC_INDEX_MISMATCHThis BSOD means that there has been a mismatch in the APC state index. BSOD error code 0x00000001 may also show "APC_INDEX_MISMATCH" on the same blue screen. APC_INDEX_MISMATCH – internal kernel error. It occurs at the completion of the system call. Error 0x00000001 occurs when the file system driver has a mismatched sequence of system calls to start or finish a protected or critical section. For example, each call must be KeEnterCriticalRegion corresponding call KeLeaveCriticalRegion.0x00000002DEVICE_QUEUE_NOT_BUSYThis BSOD is uncommon. BSOD error code 0x00000002 may also show "DEVICE_QUEUE_NOT_BUSY" on the same blue screen. A rare error may be caused, both by hardware and software. The highest probability of an error is a failure of the printer driver or an error signature key. Any operating system family of Windows NT from Microsoft can cause Stop 0x00000002. Including Windows 8, Windows 7, Windows Vista, Windows XP and...