The 鈥淏lue Hat Hackers鈥� is a group of technical cybersecurity specialists within the Cybersecurity & Data Privacy team of 乐鱼（Leyu）体育官网 in the Netherlands. We are a fast-growing and enthusiastic group of ethical hackers, Red teamers, OT specialists, Social engineers, Physical security testers and other technical cybersecurity fanatics that likes to share insights to support strengthening cyber defenses and increase cybersecurity & data privacy awareness.

Read our latest publications from our specialists on technical cybersecurity topics fresh from our daily client assessments, innovation projects and research.

Insights

ai cyber security challenge webbanner
ai cyber security challenge webbanner
Teams Availability Checker: A Cybersecurity Risk for Phishing Campaigns
Teams Availability Checker: A Cybersecurity Risk for Phishing Campaigns
Teams Availability Checker: A Cybersecurity Risk for Phishing Campaigns

The unseen dangers of Teams status visibility in phishing scenarios

The unseen dangers of Teams status visibility in phishing scenarios

The unseen dangers of Teams status visibility in phishing scenarios

hacker 2000
hacker 2000
Priority Boarding for Hackers? Closing Conditional Access Gaps
Priority Boarding for Hackers? Closing Conditional Access Gaps
Priority Boarding for Hackers? Closing Conditional Access Gaps

Closing security gaps: Strengthen Microsoft 365 with enhanced conditional access

Closing security gaps: Strengthen Microsoft 365 with enhanced conditional access

Closing security gaps: Strengthen Microsoft 365 with enhanced conditional access

deals client stories webbanner
deals client stories webbanner
Bypassing Microsoft Defender for Endpoint鈥檚 Common Language Runtime Detection
Bypassing Microsoft Defender for Endpoint鈥檚 Common Language Runtime Detection
Bypassing Microsoft Defender for Endpoint鈥檚 Common Language Runtime Detection

Understanding Microsoft Defender for Endpoint: Key to Detecting and Responding to Threats

Understanding Microsoft Defender for Endpoint: Key to Detecting and Responding to Threats

Understanding Microsoft Defender for Endpoint: Key to Detecting and Responding to Threats

blue tunnel waves banner
blue tunnel waves banner
Zig Strike: The ultimate toolkit for payload creation and evasion
Zig Strike: The ultimate toolkit for payload creation and evasion
Zig Strike: The ultimate toolkit for payload creation and evasion

Offensive toolkit leveraging techniques to bypass AV, NGAV, and XDR/EDR defenses.

Offensive toolkit leveraging techniques to bypass AV, NGAV, and XDR/EDR defenses.

Offensive toolkit leveraging techniques to bypass AV, NGAV, and XDR/EDR defenses.

tech report webbanner
tech report webbanner
Mortar Loader in practice: Stealth attack with Microsoft Office add-ins and OneDrive
Mortar Loader in practice: Stealth attack with Microsoft Office add-ins and OneDrive
Mortar Loader in practice: Stealth attack with Microsoft Office add-ins and OneDrive

Uncovering advanced attack techniques using Mortar Loader

Uncovering advanced attack techniques using Mortar Loader

Uncovering advanced attack techniques using Mortar Loader

Botnets
Botnets
Exploring Botnets: Understanding the Threat Landscape and Building Ethical Awareness
Exploring Botnets: Understanding the Threat Landscape and Building Ethical Awareness
Exploring Botnets: Understanding the Threat Landscape and Building Ethical Awareness

Botnet research for cybersecurity professionals

Botnet research for cybersecurity professionals

Botnet research for cybersecurity professionals

mortar loader
mortar loader
Mortar Loader V3, a Portable Executable shellcode loader
Mortar Loader V3, a Portable Executable shellcode loader
Mortar Loader V3, a Portable Executable shellcode loader

A Portable Executable shellcode loader

A Portable Executable shellcode loader

A Portable Executable shellcode loader

Wind mills banner
Wind mills banner
Security of Smart Grids: A neglected issue
Security of Smart Grids: A neglected issue
Security of Smart Grids: A neglected issue

For a green future, energy grids need smart solutions to match demand and response.

For a green future, energy grids need smart solutions to match demand and response.

For a green future, energy grids need smart solutions to match demand and response.

Contact

For more information, please contact the Blue Hat Hackers mailbox.