rsEngineSvc.exe and RAV Endpoint Protection: What They Are and How to Remove Them
RAV Endpoint Protection appeared randomly? Learn what rsEngineSvc.exe is, why recurring alerts happen, and how to uninstall ReasonLabs/RAV safely.
HxTsr.exe: Safe Microsoft Process, High CPU, or Error?
HxTsr.exe usually belongs to the legacy Microsoft Mail and Calendar package. Verify its WindowsApps path, fix high CPU or app errors, and identify a fake copy.
Sniffing vs Spoofing
Learn the difference between sniffing and spoofing, how attackers use traffic capture and fake identity, and how to protect accounts, devices, and networks.
csrss.exe: Safe Windows Process or Trojan Virus?
csrss.exe is normally safe in C:\Windows\System32. Verify the path and signature, recognize a Trojan copy, fix high CPU, and remove only the impostor.
Usermode Font Driver Host / UMFD-0: Safe or Malware?
Usermode Font Driver Host is fontdrvhost.exe. Learn when UMFD-0 or Temp.font driver host is normal, how to verify System32 and Microsoft signature, and how to fix high CPU or memory.
What Is UsoClient.exe? Safe or Virus?
UsoClient.exe is a legitimate Windows Update component when it runs from C:\Windows\System32 and has a Microsoft signature. Check pop-ups, high CPU, commands, and random-suffix copies before deciding it is malware.
AcroTray.exe: Adobe Startup Process, Safe or Virus?
AcroTray.exe is usually an Adobe Acrobat startup helper. Learn when it is safe, how to disable it at startup, check the Adobe path and signature, and spot fake copies.
Microsoft Patches Critical MSMQ Vulnerability
In the latest Patch Tuesday, on June 11, 2024 Microsoft disclosed fixing a substantial number of flaws, including a remote code execution vulnerability in Microsoft Message Queuing (MSMQ). It plagues…
“Your Computer Is Infected” Scam
If a browser says "Your computer is infected", treat it as a scareware or tech support scam. Close it safely, remove notification spam, and scan only from trusted security tools.
How to Hide Your IP Address: VPN, Proxy, Tor, and Limits
You can hide your public IP address from websites by routing traffic through another server, such as a VPN, proxy, or Tor. This can improve privacy, reduce basic tracking by…
SASE vs Zero Trust: Differences and When to Use Each
SASE is the cloud delivery architecture; Zero Trust is the access model. Learn how they overlap, when to use SASE, SSE, ZTNA, or VPN, and what to check before rollout.
DNS Cache Poisoning: Signs, Risks, and Prevention
DNS cache poisoning redirects real domains to attacker-controlled IP addresses by corrupting cached DNS answers. Learn how it works, how to spot suspicious redirects, and how to reduce the risk.
