The message you are receiving from your AV program Emsisoft Business about svchost.exe accessing the host wpad.fritz.box can be a cause for concern, as it may indicate potential malicious activity or a security vulnerability on your network. Let's break down the situation to better understand what might be happening:
1. **svchost.exe**: Svchost.exe is a legitimate Windows process that hosts multiple Windows services. It is common for svchost.exe to access various network resources as part of its normal operation. However, cybercriminals have been known to abuse this process to carry out malicious activities.
2. **wpad.fritz.box**: The host wpad.fritz.box is typically used for Web Proxy Auto-Discovery (WPAD) within a local network. WPAD is a protocol used to automatically configure proxy settings for devices on the network. However, wpad.fritz.box could also be used by attackers to carry out man-in-the-middle attacks or other malicious activities.
Given this information, here are some steps you can take to address the situation:
1. **Investigate Further**: Check your network settings and devices to ensure that there are no unauthorized configurations or devices accessing wpad.fritz.box. Look for any signs of suspicious activity or unauthorized access.
2. **Block Access**: While blocking access to wpad.fritz.box may temporarily mitigate the risk, it is essential to understand the implications of doing so. Blocking access could potentially disrupt legitimate network operations that rely on WPAD. Consider consulting with your IT department or a cybersecurity professional before making this decision.
3. **Update Firmware and Software**: Ensure that your Fritz!Box router's firmware is up to date, as outdated firmware could contain vulnerabilities that attackers could exploit. Additionally, keep all software on your devices, including Windows and your AV program, updated to the latest versions to patch any known security issues.
4. **Monitor Network Traffic**: Consider using network monitoring tools to keep an eye on network traffic and detect any unusual or suspicious activity. This can help you identify potential threats and take appropriate action.
In conclusion, while the message from your AV program is a cause for concern, it is essential to investigate further before deciding to block access to wpad.fritz.box. Understanding the context of the alert and taking proactive steps to secure your network can help mitigate potential risks. If you are unsure about how to proceed, consider seeking assistance from a cybersecurity professional.