84,488,480 programs installed

Should I remove ActivClient x64?

What percent of users and experts removed it?
8% remove it92% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #10,406
United States Rank #7,880
Reach 0.0346%
Lifespan of installation (until removal)
< 8.15 days
240.34 days >
Average installed length: 126.28 days


7.0.2 20.42%
7.0.1 3.43%
7.0 0.75%
6.2 75.41%

ActivClient x64

Remove ActivClient x64
Powered by Reason Antivirus

What is ActivClient x64?

ActivClient middleware is smart card software that enables computer applications to talk to the computer chip on the HHS smart card ID badge. ActivClient is licensed by HHS for use by NIH smart card badge holders. The ActivClient license is per badge, not per computer. You may install ActivClient on any computer where you need to use your smart card for login, digital signatures or encrypted email.

About  (from ActivIdentity)

ActivClient is the market-leading security application that helps organizations manage the access requirements of all their different users against an ever-changing threat landscape. With ActivClient, organizations can go beyond simple passwords to deploy the best Identity Assurance solution for their environment – cho...  Read more


The most used version is 6.2, with over 98% of all installations currently using this version. Upon installation and setup, it defines an auto-start registry entry which makes this program run on each Windows boot for all user logins. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. The main program executable is acevents.exe. The software installer includes 143 files and is usually about 15.92 MB (16,694,319 bytes). ac.autoupdate.exe is the automatic update component of the software designed to download and apply new updates should new versions be released.

Program detailsProgram details

URL: www.actividentity.com
Help link: www.ActivIdentity.com
Installation folder: C:\Program Files\ActivIdentity\ActivClient\
Uninstaller: MsiExec.exe /X{86E45973-5352-439F-A115-2E8EE4D40140}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 15.92 MB
Language: English (United States)

Program filesFiles installed by ActivClient x64

Program executable:acevents.exe
Name:ActivClient Services
ActivIdentity Event Service
Path:C:\Program Files\ActivIdentity\ActivClient\acevents.exe
Additional files:
  • ac.sharedstore.dll - Common - Authentication Clients (Server Cache)
  • ac.sharedstore.wrapper.dll - Server Cache Wrapper
  • ac.sharedstorecl.dll - Data Cache Client
  • ac.sharedstoreps.dll - Data Cache Proxy
  • ac.cext.dll - Generic - C Extensions (Generic C Extension)
  • acakd.dll - Smart Card Middleware (Aspcard for ActivKey Display)
  • acDiagno.dll - ActivIdentity Diagnostic Tool API
  • acerrmes.dll - acerrmes DLL
  • acflex16.dll - aspcard_cflex16
  • acflex8.dll - aspcard_cflex8
  • acfscrfs.dll - Card Edge Chooser
  • acjavasc.dll - Aspcard for javacards
  • acjscpiv.dll - Aspcard for javacards PIV
  • acjscpivext.dll - Aspcard for javacards PIV + Extensions
  • acjscrfs.dll
  • acjvscv2.dll - Aspcard for javacards V2
  • aicommapi.exe - ActivIdentity - 32 bits COM server
  • ac.autoupdate.exe - ActivClient Services (ActivClient Auto Update Service)
  • ac.evtbroadcast.dll - ActivIdentity Event Broadcaster DLL
  • ac.evtmon.certstore.dll - Certificate Store Events Monitoring Plugin
  • ac.evtmon.dll - Event Monitoring SPI
  • ac.evtmon.scard.dll - SCard Event Monitoring Plugin
  • ac.evtmon.sys.dll - OS Event Monitoring Plugin
  • ac.evtproc.dll - Events processing SPI for ActivClient Event Service
  • ac.evtsessionstate.dll - ActivIdentity GetWorkstationState DLL
  • acevtbrdcst.dll
  • acevtsub.dll - ActivIdentity Event Subscriber DLL
  • ackpbsc.dll - ackpbsc
  • acvop.dll - VOP Secure Messaging
  • ac.crypto.dll - Cryptographic Tools (ac.crypto Dynamic Link Library)
  • ac.crypto.parser.dll - ac.crypto.parser Dynamic Link Library
  • accrypto.dll - accrypto Dynamic Link Library
  • aclibeay.dll - The OpenSSL Toolkit (OpenSSL Shared Library)
  • ac.aspcom.wrapper.dll - Security Module MW (SMMW Security Module Aspcom Wrapper Dynamic Link Library)
  • ac.msgbox.dll
  • ac.scapi.scmd.dll - ActivIdentity Mini Driver
  • ac.scmd.kerbauth.dll - ActivIdentity Mini Driver Kerberos Authentication Detector
  • ac.scmwdiag.dll
  • ac.smmw.common.dll - SMMW Middleware Controller Types and Constants Dynamic Link Library
  • ac.smmw.common.srvctl.dll - SMMW Middleware Common Service Controller Dynamic Link Library
  • ac.smmw.common.srvprov.dll - SMMW Middleware Common Service Provider Dynamic Link Library
  • ac.smmw.mwctl.dll - SMMW Middleware Controller Dynamic Link Library
  • ac.smmw.srvctl.cache.dll - SMMW Cache Service Controller Dynamic Link Library
  • ac.smmw.srvctl.sm.dll - SMMW Security Module Service Controller Dynamic Link Library
  • ac.smmw.srvprov.authcach.dll - Authentication Cache Service
  • ac.smmw.srvprov.comm.dll - SMMW Security Module Model Communication Service Provider Dynamic Link Library
  • ac.smmw.srvprov.datacach.dll - SMMW Security Module Model Data Cache Functionnal Service Provider Dynamic Link Library
  • ac.smmw.srvprov.disco.dll - SMMW Security Module Model Discovery Service Provider Dynamic Link Library
  • ac.smmw.srvprov.dm.cac.dll - SMMW Security Module Model DataModel CAC Service Provider Dynamic Link Library
  • ac.smmw.srvprov.dm.cacv1.dll - SMMW Security Module Model DataModel CAC v1 Service Provider Dynamic Link Library
  • ac.smmw.srvprov.dm.cacv2.dll - SMMW Security Module Model DataModel CAC v2 Service Provider Dynamic Link Library
  • aclog.dll - Library - Logging (ActivIdentity Log API)
  • acpicom.dll - APDU Network Pipe
  • acpimeta.dll
  • acpipint.dll
  • aiwinext.dll - Windows - Generic (Windows generic functions)
  • acbsij.dll - ActivClient Mini (ActivIdentity XSI/BSI v1.8 Wrapper)
  • acbsi21.dll - Smart Card APIs (ActivIdentity Basic Services Interface Provider)
  • acbsiprov.dll - ActivIdentity BSI v1.8
  • acCOMacomx.exe - ActivClient acomx server - 64 bits COM server

Program behaviorsBehaviors exhibited

  • ac.autoupdate.exe runs as a service named 'ActivClient Auto-Update Service' (acautoupdate) "Enables the download and installation of ActivClient updates. If this service is stopped or disabled, Software Auto-Update will not be available.".
4 Startup Files (All Users Run)
  • ac.activclient.scardactions.exe is loaded in the all users (HKLM) registry as a startup file name 'ac.activclient.scardactions.exe' which loads as "C:\Program Files\ActivIdentity\ActivClient\ac.activclient.scardactions.exe".
  • ac.activclient.gui.scagent.exe is loaded in the all users (HKLM) registry as a startup file name 'ac.activclient.gui.scagent.exe' which loads as "C:\Program Files\ActivIdentity\ActivClient\ac.activclient.gui.scagent.exe".
  • accrdsub.exe is loaded in the all users (HKLM) registry as a startup file name 'accrdsub' which loads as "C:\Program Files\ActivIdentity\ActivClient\accrdsub.exe".
  • acevents.exe is loaded in the all users (HKLM) registry as a startup file name 'acevents' which loads as "C:\Program Files\ActivIdentity\ActivClient\acevents.exe".

Program resource utilizationResource utilization averages

Memory:6.75 MB
21.09 MB average
Total CPU:0.0000237556%
0.031193% average
Kernel CPU:0.00001576%
0.016088% average
User CPU:0.00000799%
0.015104% average
CPU cycles/sec:92,132
8,062,084 average
70 average

How do I remove ActivClient x64?

Quickly and completely remove ActivClient x64 from your computer by downloading Reason's ‘Should I Remove It?’ (click the button below).
Or, you can uninstall ActivClient x64 from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program ActivClient x64, click it, and then do one of the following:
    • Windows Vista/7/8: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove ActivClient x64.

Win 7 (SP1) 59%
Win XP 0%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 8%
Keep it 92%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 63.34%
Windows 10 35.92%
Windows Vista 0.60%
Windows XP 0.15%
Which OS releases does it run on?
Windows 7 Professional 41.80%
Windows 10 Pro 12.18%
Windows 8.1 8.87%
Windows 7 Home Premium 7.97%
Windows 7 Ultimate 6.92%
Windows 7 Enterprise 6.17%

Distribution by countryGeography

60.11% of installs come from the United States
Which countries install it?
  United States 60.11%
  Croatia 9.09%
  Germany 2.95%
  Italy 1.70%
  Slovenia 1.48%
  United Kingdom 1.48%
  Norway 1.36%
  Canada 1.36%
  Netherlands 1.25%
  Poland 1.25%
  France 1.14%
  Spain 1.02%
  Czech Republic 1.02%
  Switzerland 0.91%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 73.05%
Dell 10.97%
ASUS 3.53%
Acer 3.16%
Toshiba 2.60%
Lenovo 2.23%
Samsung 1.30%
MSI 0.74%
Intel 0.74%
Common models
HP ProBook 6550b 12.50%
HP Compaq 8100 Elite CMT ... 8.10%
HP EliteBook 8440p 7.18%
HP EliteBook 8540w 6.02%
HP Compaq 8000 Elite SFF ... 5.79%
HP Compaq 8100 Elite SFF ... 4.17%


user comment
No one has commented yet. Help others learn more about this software, share your comments.