John Strand

Profile of John Strand

SANS Senior Instructor & Owner, Black Hills Information Security
News & Commentary Posts: 3

John Strand is a senior instructor with the SANS Institute. He teaches SEC504: Hacker Techniques, Exploits, and Incident Handling; SEC560: Network Penetration Testing and Ethical Hacking; SEC580: Metasploit Kung Fu for Enterprise Pen Testing; and SEC464: Hacker Guard: Security Baseline Training for IT Administrators and Operations with Continuing Education. John is the course co-author of SANS 504: Hacker Techniques, Exploits, and Incident Handling.

When not teaching for SANS, John co-hosts Security Weekly, the world's largest computer security podcast. He is the owner of Black Hills Information Security, specializing in penetration testing and security architecture services. He is also the author of Offensive Countermeasures: The Art of Active Defense. He has presented for the FBI, NASA, the NSA, and at DefCon. In his spare time he writes loud rock music and makes various futile attempts at fly-fishing

John Strand is a senior instructor with the SANS Institute and course author of the SANS SEC550: Active Defense, Offensive Countermeasures and Cyber Deception course (Bryce Galbraith is the lead instructor for SEC550).

Articles by John Strand
Who Does What in Cybersecurity at the C-Level
Steve Zurier, Freelance Writer,  3/16/2018
New 'Mac-A-Mal' Tool Automates Mac Malware Hunting & Analysis
Kelly Jackson Higgins, Executive Editor at Dark Reading,  3/14/2018
IoT Product Safety: If It Appears Too Good to Be True, It Probably Is
Pat Osborne, Principal - Executive Consultant at Outhaul Consulting, LLC, & Cybersecurity Advisor for the Security Innovation Center,  3/12/2018
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Enterprise Vulnerabilities
From DHS/US-CERT's National Vulnerability Database
Published: 2017-05-09
NScript in mpengine in Microsoft Malware Protection Engine with Engine Version before 1.1.13704.0, as used in Windows Defender and other products, allows remote attackers to execute arbitrary code or cause a denial of service (type confusion and application crash) via crafted JavaScript code within ...

Published: 2017-05-08
unixsocket.c in lxterminal through 0.3.0 insecurely uses /tmp for a socket file, allowing a local user to cause a denial of service (preventing terminal launch), or possibly have other impact (bypassing terminal access control).

Published: 2017-05-08
A privilege escalation vulnerability in Brocade Fibre Channel SAN products running Brocade Fabric OS (FOS) releases earlier than v7.4.1d and v8.0.1b could allow an authenticated attacker to elevate the privileges of user accounts accessing the system via command line interface. With affected version...

Published: 2017-05-08
Improper checks for unusual or exceptional conditions in Brocade NetIron 05.8.00 and later releases up to and including 06.1.00, when the Management Module is continuously scanned on port 22, may allow attackers to cause a denial of service (crash and reload) of the management module.

Published: 2017-05-08
Nextcloud Server before 11.0.3 is vulnerable to an inadequate escaping leading to a XSS vulnerability in the search module. To be exploitable a user has to write or paste malicious content into the search dialogue.