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Known Problem

About Disk I/O usage optimization option [Kaspersky Security for Windows Server]

In KSWS/KESS/KICS there is an option in update task to Lower the load on the disk I/O. It is important to understand that when this option is enabled the task does not use HDD resources at all. Updater will not only place current updates to RAM. Update temp and cache files will also be placed there. Incorrect expectation: The task uses dedicated amount of RAM, in case if dedicated RAM is not enough for all update files including temp and cache task will continues through HDD. Actu
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How-to

How to unregister KES from context menu of Explorer [KES for Windows]

Advice and Solutions (Forum Knowledgebase) Disclaimer. Read before using materials. This article is about Kaspersky Endpoint Security for Windows (KES for Windows) Sometimes it is required to unregister KES from context menu of Explorer. Follow these steps: Disable self-defense of KES: https://support.kaspersky.com/kes-for-windows/12.10/133797?version=latest Open CMD shell as admin; Replace KES.%version% with the actual KES version in the following commands. For inst
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Known Problem

KSWS frequent exploit and malware detections - troubleshooting [Kaspersky Security for Windows Server]

Problem KSWS detects certain exploit or malware frequently with N/A as an action in KSC reports. Solution 1. Download the latest patch for our product on the machine which detects the issue. 2. Download the latest Windows security updates on the machine to cover the potential vulnerabilities. 3. Make sure that the product has the latest updates from KLABs servers. 4. Check the events on the impacted server as sometimes KSC report shows "detection events" only with a
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How-to

How to authorize keyboardless device in BadUSB [KES for Windows]

Problem Some devices do not have keyboards, but still are detected with BadUSB. Step-by-step guide In order to allow them work properly use BadUSB on-screen keyboard, using other onscreen keyboards or physical ones is not recommended. To open BadUSB on-screen keyboard click on the highlighted text (example for Russian localization). Note that Prohibit use of On-Screen Keyboard for authorization of USB devices option should be turned off.
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How-to

How to enable KESMac Nagent traces easily [KES for Mac]

Description and cautions The original scenario located on the page https://support.kaspersky.com/kes11mac/diagnostics/15299, requires a lot of efforts and manual manipulations. I am offering a bit easier and time-saving approach doing the same. Details All the commands from the original document are saved here, but placed together and being run one after another consequently; the old product logs are also wiped up in order to avoid mess: Login under root:
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Known Problem

OS hangs caused by excessive use of file descriptors [KES for Linux]

Symptoms OS hang, sometimes with open file errors in journals Customer application degrades with errors "unable to open file", "too many open files" Hangs and third-party (compatibility) issues often require advanced data collection and are sophisticated to investigate. However, a quick check is possible: On a system where KESL has worked for some time (not immediately after reboot/restart), validate the output of the following command, ran as root, for numerous records of /u
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How-to

How to configure Wi-Fi via KES for Mobile for devices with Android 10+ [Kaspersky Security for Mobile]

Problem There are slight differences when connecting devices to the Wi-Fi network configured via Kaspersky Endpoint Security for Mobile in Android 10.  The main difference is that the connection to the target Wi-Fi network is made automatically through the product installed on the device and can't be forced manually via device settings. Step-by-step description The following scenario demonstrates the correct way to connect the device to a Wi-Fi network, as well as what behavi
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How-to

How to test KSWS Anti-Cryptor module [Kaspersky Security for Windows Server]

Step-by-step guide Install KSWS and make sure the Anti-Cryptor protection component running and its Work Mode is Active. Install AESCrypt on a remote host. Try to encrypt the files on a network share protected by KSWS.   Enter a password. As encryption starts, Anti-Cryptor detects it and blocks remote user's session. In KSWS 11, by default, the application blocks a host's access to network file resources for 30 minutes. The follow
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Known Problem

Why doesn't KES work in Safe Mode? [KES for Windows]

This behavior is expected. We have no control over a system booting in Safe mode, because Safe mode is a special boot mode for OS diagnostics and repair. It is not possible to enable KES booting when Safe mode is running. However, booting in Safe mode can be disabled using GPOs or the local registry. It can be done by a local administrator. One of the ways to disable Safe Mode is described here.
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Known Problem

Task's stop settings are not available in KSWS database update and scan tasks [Kaspersky Security for Windows Server]

Consider the following scenario: Open update or scan KSWS task.  Go to Schedule->Advanced→Task stop settings: Solution Task's stop settings are greyed out and cannot be changed. This is by design behaviour: Task stop settings can be changed only for real-time tasks  - Real-Time File Protection and Script Monitoring. These tasks can be configured in KSWS policy to pause the execution at certain time not to interfere with 3d apps or speed up heav
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Known Problem

About Disk I/O usage optimization option [Kaspersky Security for Windows Server]

In KSWS/KESS/KICS there is an option in update task to Lower the load on the disk I/O. It is important to understand that when this option is enabled the task does not use HDD resources at all. Updater will not only place current updates to RAM. Update temp and cache files will also be placed there. Incorrect expectation: The task uses dedicated amount of RAM, in case if dedicated RAM is not enough for all update files including temp and cache task will continues through HDD. Actu
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How-to

How to prohibit security administrator to uninstall KSWS/KESS [Kaspersky Security for Windows Server]

Step-by-step guide Open KSWS policy Navigate to "User rights" section Under "Configure application management section" press "Settings" button In the "Permissions for Kaspersky Security" window press "Advanced" button Select necessary user or group -> press "Edit" button -> press "Show advanced permissions" In the "Permissions Entry for Kaspersky Security" window unselect "Uninstall Kaspersky Security", make sure that Type is set to "Allow"
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Known Problem

KES for Windows on KES Cloud installation fails with '(1187/0x0 ("Bad parameter "VerifyCertDate"")' [KES for Windows]

Problem Description, Symptoms & Impact Local installation from a standalone package fails Diagnostics Check installation logs of the product. We are looking for the following string: 09.02.2022 17:06:19.453 00000374.000028B4 L1  KLSTD: #1, Error was caught in KLERR_throwError, c:\a\b\a_6vlf7p9h\s\csadminkit\development2\klri\pkginst\klpkinst.cpp@1061. Error params: (1187/0x0 ("Bad parameter "VerifyCertDate""), "KLSTD", c:\a\b\a_6vlf7p9h\s\csadminkit\development2\klri\pkgi
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Known Problem

Error: Please go to the Control Panel to install and configure system components [Kaspersky Security for Windows Server]

Product version/Environment KSWS 10.1/11.X Windows Server Requirements for the server on which Kaspersky Security for Windows Server is deployed Description of Error Run installation of the application or the console with the setup file. Error "Please go to the Control Panel to install and configure system components" pops up and installation doesn't run. Solution Unpack the installation file and run the .msi file inside instead of the setup:
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How-to

How to collect ETW logs for drivers [Kaspersky Endpoint Security for Windows]

KES 11.5+ Just enable KES tracing and driver trace will also be running. It will be stored in C:\ProgramData\Kaspersky Lab\KES\Traces and have name like KES.%version%_MM.DD_HH.mm_PID.drivers.etl Batch scripts to run driver logs altogether ETW_drivers.zip On demand Download attached archive and extract it into desired folder. Run elevated CMD(as administrator. Otherwise you'll get an access denied error). CD to the folder where the script file d
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