Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

5,3,20,6 77.78%
5,3,16,6 11.11%
5,3,10,6 11.11%

Relationships


PE structurePE file structure

Show functions
Import table
kernel32.dll
GetCurrentThreadId, GetCommandLineA, HeapFree, GetVersionExA, HeapAlloc, GetProcessHeap, GetProcAddress, GetModuleHandleA, ExitProcess, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, InterlockedIncrement, SetLastError, GetLastError, InterlockedDecrement, GetCurrentThread, Sleep, SetHandleCount, GetStdHandle, GetFileType, GetStartupInfoA, DeleteCriticalSection, GetModuleFileNameA, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, WideCharToMultiByte, GetEnvironmentStringsW, HeapDestroy, HeapCreate, VirtualFree, QueryPerformanceCounter, GetTickCount, GetCurrentProcessId, GetSystemTimeAsFileTime, WriteFile, LeaveCriticalSection, FatalAppExitA, EnterCriticalSection, TerminateProcess, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, SetConsoleCtrlHandler, FreeLibrary, InterlockedExchange, LoadLibraryA, InitializeCriticalSection, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, VirtualAlloc, HeapReAlloc, RtlUnwind, HeapSize, MultiByteToWideChar, GetLocaleInfoA, GetLocaleInfoW, GetTimeFormatA, GetDateFormatA, GetUserDefaultLCID, EnumSystemLocalesA, IsValidLocale, GetStringTypeA, GetStringTypeW, LCMapStringA, LCMapStringW, GetTimeZoneInformation, CompareStringA, CompareStringW, SetEnvironmentVariableA, WriteConsoleW, GetConsoleOutputCP, WriteConsoleA, FindClose, FindFirstFileA, GetFileSize, SetFileAttributesA, CreateFileA, GetFileAttributesA, DeleteFileA, CloseHandle, SetFilePointer, ReadFile, GetTempFileNameA, GetTempPathA, FlushFileBuffers, FileTimeToSystemTime, FileTimeToLocalFileTime, GetFileInformationByHandle, PeekNamedPipe, SetStdHandle, GetConsoleCP, GetConsoleMode, SetEndOfFile
Export table
AUTHDEF_Compare
AUTHDEF_FindCloseVirusName
AUTHDEF_FindFirstVirusName
AUTHDEF_FindNextVirusName
AUTHDEF_GetDate
AUTHDEF_GetHandle
AUTHDEF_GetIdentifier
AUTHDEF_GetMalwareTypes
AUTHDEF_GetModuleInformation
AUTHDEF_GetOwner
AUTHDEF_GetPlatforms
AUTHDEF_GetVirusNumbers
AUTHDEF_GlobalInit
AUTHDEF_ReleaseHandle
AUTHDEF_SetIOTable
AUTHDEF_Update
AUTHDEF_Validate

aidef.dll

AVSDK5 by Commtouch (Signed)

Remove aidef.dll
Version:   5,3,16,6
MD5:   158eec36f7895dcb8b07763f71ef93f4
SHA1:   92493e7d5ef271a2eea07e430bed3ba5be59bf8f

Overview

aidef.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by Commtouch which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:aidef.dll
Publisher:Commtouch, Inc.
Product name:AVSDK5
Description:Virtual Scan Engine APIs
Typical file path:C:\Program Files\common files\authentium\antivirus5\aidef.dll
File version:5,3,16,6
Size:194.84 KB (199,520 bytes)
Certificate
Issued to:Commtouch
Authority (CA):VeriSign
Effective date:Wednesday, December 8, 2010
Expiration date:Sunday, December 8, 2013
Digital DNA
File packed:No
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 44.44%
Windows 7 Professional 22.22%
Windows 8.1 11.11%
Windows 8 Pro 11.11%
Windows 7 Ultimate 11.11%

Distribution by countryDistribution by country

United States installs about 88.89% of AVSDK5.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 50.00%
Dell 33.33%
GIGABYTE 16.67%
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