If you want a detailed security rating about your SearchProtocolHost.exe (and all other running background processes) read the following user opinions, and download the free trial version of Security Task Manager.  

Note: Any malware can be named anything - so you should check where the files of the running processes are located on your disk. If a "non-Microsoft" .exe file is located in the C:\Windows or C:\Windows\System32 folder, then there is a high risk for a virus, spyware, trojan or worm infection! Check it out!

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Users Opinions

918 users ask for this file. 5 users rated it as not dangerous. 2 users rated it as not so dangerous. 4 users rated it as neutral. 7 users rated it as little bit dangerous. 9 users rated it as dangerous. 1 user didn't rate it ("don't know").

All comments about SearchProtocolHost.exe: searchfilterhost JayZ :searchprotocolhost is spyware that comes from certain internet applications and add-ons. It slows down internet browsing performance by about 30%. some details that support this idea is that the process' priority can be changed, meaning it is not a "virgin" system process VJ AVG flagged it in 2 different places and firewall traced it going to ports joku Part of Windows Search desktop indexing service  See also: Link Vit Along with SearchFilterHost.exe it's part of Windows Indexing Service. You may look at Process Explorer to verify that GoldChip I've just installed Win7, and it's currently hitting my disk hard, am I worried? no, cos I check things out first - I'm not worried about an infection cos I know my machine is secure  See also: Link Kory Olson It directly creates ChkDisk.dll and protect.dll if you try to remove them from the registry or stop them from running MsConfig. This is not safe program behavior. I used ProcMon to track it. We are working with AvertLabs to fix this issue. These Dlls are linked to breaking one of our Web Apps. SSherry Apparently it is no longer an invisable process, it is used with the search indexer for windows search services. Turn off indexing and turn off the windows search service (Then restart the computer), if that doesn't make the searchprotocolhost.exe stop running than it's probably a bug or malware. Zwarmapapa Its a virus. AVG Virusscanner Andrey Muller hit my system suddenly , over loaded my memory , slow down all system ... reinstal windows , searchprotocolhost.exe still there == system work ok up till now ... looks like this file comes with Windows UpDates , there is no programs or any thing else was instal on windows after compleet new set up . on vista sp1 closing it in taskmanager stops browser redirects Thetruth searchhostprotocol.exe Is a Windows process.... HOWEVER if its running in task manager you can bet you have an infection...... But it is part of windows.... KyKy420 Searchprotocolhost.exe is a Windows program. However its possible for it to become infected. EVEN IF A Anti-Virus program puts searchprotocolhost.exe in chest you still have the real one located in your system files. Deleting this file manually is a bad idea. Google it and try fixes. If you know more about SearchProtocolHost.exe, share your knowledge and help other users. Security Rating:  --- don't know ---  1 (not dangerous)  2  3 (neutral)  4  5 (dangerous) What do you know about this file: Link for more details: Your Name:

More process information

Is SearchProtocolHost.exe spyware or a virus, trojans, adware or worm? Is there a known SearchProtocolHost.exe error?

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Other Processes

updaterui.exe scheduler.exe unsecapp.exe SearchProtocolHost.exe mscorsvw.exe wgatray.exe clcapsvc.exe ps2.exe mwssrcas.dll searchindexer.exe shellexecutehook.dll [all processes]