Should I block it?

No, this file is 100% safe to run.

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegQueryValueExW, GetLengthSid, OpenProcessToken, LookupPrivilegeValueW, AdjustTokenPrivileges, RegOpenKeyExW, RegCloseKey
kernel32.dll
CreateEventW, CloseHandle, DeleteCriticalSection, GetOverlappedResult, WriteFile, ResetEvent, CancelIo, WaitForSingleObject, ReadFile, WaitForMultipleObjects, LeaveCriticalSection, DeviceIoControl, EnterCriticalSection, GetVersionExW, HeapFree, MultiByteToWideChar, HeapAlloc, GetProcessHeap, ExitProcess, GetCurrentThreadId, GetCommandLineA, GetVersionExA, TlsAlloc, GetCurrentThread, TlsFree, TlsSetValue, TlsGetValue, GetProcAddress, GetModuleHandleA, QueryPerformanceCounter, GetTickCount, GetCurrentProcessId, GetSystemTimeAsFileTime, GetModuleFileNameA, TerminateProcess, SetHandleCount, GetStdHandle, GetFileType, GetStartupInfoA, FreeEnvironmentStringsA, InitializeCriticalSection, FreeEnvironmentStringsW, GetEnvironmentStringsW, HeapDestroy, HeapCreate, VirtualFree, UnhandledExceptionFilter, GetTimeFormatA, GetDateFormatA, GetCPInfo, FatalAppExitA, GetUserDefaultLCID, GetLocaleInfoA, EnumSystemLocalesA, IsValidLocale, IsValidCodePage, GetStringTypeA, GetStringTypeW, RtlUnwind, GetACP, GetOEMCP, LoadLibraryA, InterlockedExchange, VirtualQuery, VirtualProtect, VirtualAlloc, GetSystemInfo, HeapReAlloc, IsBadWritePtr, GetTimeZoneInformation, LCMapStringA, LCMapStringW, HeapSize, GetLocaleInfoW, SetFilePointer, SetStdHandle, FlushFileBuffers, CompareStringA, CompareStringW, SetEnvironmentVariableA, WideCharToMultiByte, LocalAlloc, SetLastError, LocalFree, GetCurrentProcess, GetLastError, GetEnvironmentStrings, GetProfileIntW
netapi32.dll
NetServerEnum, NetUserGetInfo, NetApiBufferFree
regapi.dll
RegDefaultUserConfigQueryW, RegUserConfigSet, RegUserConfigQuery
user32.dll
ExitWindowsEx
winsta.dll
WinStationCloseServer, WinStationFreeMemory, WinStationEnumerateProcesses, WinStationFreeGAPMemory, WinStationGetAllProcesses, WinStationTerminateProcess, WinStationOpenServerA, WinStationQueryInformationW, WinStationEnumerateW, WinStationEnumerateA, WinStationSendMessageW, WinStationSendMessageA, WinStationDisconnect, WinStationReset, WinStationShadow, WinStationNameFromLogonIdW, WinStationQueryInformationA, WinStationOpenServerW, WinStationWaitSystemEvent, WinStationShutdownSystem, WinStationVirtualOpen
Export table
WFCloseServer
WFDisconnectSession
WFDisconnectSessionEx
WFEnumerateProcessesA
WFEnumerateProcessesExA
WFEnumerateProcessesExW
WFEnumerateProcessesW
WFEnumerateServersA
WFEnumerateServersW
WFEnumerateSessionsA
WFEnumerateSessionsW
WFFreeMemory
WFHandleToPVCHandle
WFLogoffSession
WFOpenServerA
WFOpenServerW
WFQuerySessionInformationA
WFQuerySessionInformationW
WFQueryUserConfigA
WFQueryUserConfigW
WFSendMessageA
WFSendMessageW
WFSetSessionInformationA
WFSetSessionInformationW
WFSetUserConfigA
WFSetUserConfigW
WFShadowSessionA
WFShadowSessionW
WFShutdownSystem
WFTerminateProcess
WFVirtualChannelCleanup
WFVirtualChannelClose
WFVirtualChannelOpen
WFVirtualChannelPurgeInput
WFVirtualChannelPurgeOutput
WFVirtualChannelQuery
WFVirtualChannelRead
WFVirtualChannelReadEx
WFVirtualChannelSupportsShadow
WFVirtualChannelWrite
WFWaitSystemEvent

wfapi.dll

Citrix Presentation Server by Citrix Systems

Remove wfapi.dll
Version:   4.5.3276
MD5:   3ca6d6a49e800c12ae5fe0b08605703a
SHA1:   71477f5caa9b99097076c2841b63072734f07426
SHA256:   0341d6028079cca80f531c9251db5b84f5bbb79135394c879e7751d267115423

What is wfapi.dll?

Citrix ICA SDK APIs for Independent Computing Architecture (ICA) is a proprietary protocol for an application server system, designed by Citrix Systems. The protocol lays down a specification for passing data between server and clients, but is not bound to any one platform.

Overview

wfapi.dll is loaded as dynamic link library that runs in the context of a process. This is typically installed with the program Dragon NaturallySpeaking 11 published by Nuance Communications Inc..

DetailsDetails

File name:wfapi.dll
Publisher:Citrix Systems, Inc.
Product name:Citrix Presentation Server
Description:Citrix ICA SDK APIs
Typical file path:C:\Program Files\nuance\naturallyspeaking11\program\wfapi.dll
File version:4.5.3276
Product version:4.5
Size:104 KB (106,496 bytes)
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
Nuance Communications Inc.
1% remove
Dragon NaturallySpeaking 11 Home provides a whole new way to interact with a PC--using speech instead of a keyboard and mouse. Just say words and they appear on the computer screen--three times faster than typing--with no typos! Tell your PC what to do and it obeys your commands. Dragon understands what users say and how they say it. Dragon 11 Home provides everything you need to get started, including a high-quality headset. There's no...

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Professional 100.00%

Distribution by countryDistribution by country

United States installs about 50.00% of Citrix Presentation Server.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 100.00%
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