Reader small image

You're reading from  PowerShell Automation and Scripting for Cybersecurity

Product typeBook
Published inAug 2023
PublisherPackt
ISBN-139781800566378
Edition1st Edition
Right arrow
Author (1)
Miriam C. Wiesner
Miriam C. Wiesner
author image
Miriam C. Wiesner

Miriam C. Wiesner is a senior security researcher at Microsoft, with over 15 years of experience in IT and IT security. She has held various positions, including administrator/system engineer, software developer, premier field engineer, program manager, security consultant, and pentester. She is also a renowned creator of open source tools based in PowerShell, including EventList and JEAnalyzer. She has been invited multiple times to present the research behind her tools at many international conferences, such as Black Hat (the US, Europe, and Asia), PSConfEU, and MITRE ATT&CK workshop. Outside of work, Miriam is a dedicated wife and mother, residing with her family near Nuremberg, Germany.
Read more about Miriam C. Wiesner

Right arrow

Preventing unauthorized script execution with code signing

If you want to verify that the executed script is legit code and is allowed to be executed by your company, you want to implement a proper code-signing strategy. It’s a brilliant way to protect your regularly executed scripts against tampering – or at least if someone were to tamper with your scripts, they would not be executed if your environment is configured in the right way.

It’s important to note that dynamic runtimes can pose a common blind spot when implementing application control policies. While PowerShell made a significant impact to ensure that the PowerShell runtime can be restricted by application control rules, other dynamic runtimes such as Python, Node, Perl, PHP, and more may still allow you to run unrestricted code, which might present a vulnerability if it’s not managed appropriately. If other dynamic runtimes are not needed on your clients, it’s better to block them...

lock icon
The rest of the page is locked
Previous PageNext Page
You have been reading a chapter from
PowerShell Automation and Scripting for Cybersecurity
Published in: Aug 2023Publisher: PacktISBN-13: 9781800566378

Author (1)

author image
Miriam C. Wiesner

Miriam C. Wiesner is a senior security researcher at Microsoft, with over 15 years of experience in IT and IT security. She has held various positions, including administrator/system engineer, software developer, premier field engineer, program manager, security consultant, and pentester. She is also a renowned creator of open source tools based in PowerShell, including EventList and JEAnalyzer. She has been invited multiple times to present the research behind her tools at many international conferences, such as Black Hat (the US, Europe, and Asia), PSConfEU, and MITRE ATT&CK workshop. Outside of work, Miriam is a dedicated wife and mother, residing with her family near Nuremberg, Germany.
Read more about Miriam C. Wiesner