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 John Strand
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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
US Mayors Commit to Just Saying No to Ransomware
Robert Lemos, Contributing Writer,  7/16/2019
How Attackers Infiltrate the Supply Chain & What to Do About It
Shay Nahari, Head of Red-Team Services at CyberArk,  7/16/2019
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CVE-2019-13575
PUBLISHED: 2019-07-18
A SQL injection vulnerability exists in WPEverest Everest Forms plugin for WordPress through 1.4.9. Successful exploitation of this vulnerability would allow a remote attacker to execute arbitrary SQL commands on the affected system via includes/evf-entry-functions.php
CVE-2019-13607
PUBLISHED: 2019-07-18
The Opera Mini application through 16.0.14 for iOS has a UXSS vulnerability that can be triggered by performing navigation to a javascript: URL.
CVE-2019-13915
PUBLISHED: 2019-07-18
b3log Wide before 1.6.0 allows three types of attacks to access arbitrary files. First, the attacker can write code in the editor, and compile and run it approximately three times to read an arbitrary file. Second, the attacker can create a symlink, and then place the symlink into a ZIP archive. An ...
CVE-2019-9230
PUBLISHED: 2019-07-18
An issue was discovered on AudioCodes Mediant 500L-MSBR, 500-MBSR, M800B-MSBR and 800C-MSBR devices with firmware versions F7.20A to F7.20A.253. A cross-site scripting (XSS) vulnerability in the search function of the management web interface allows remote attackers to inject arbitrary web script or...
CVE-2019-10100
PUBLISHED: 2019-07-18
Lawrence Livermore National Laboratory msr-safe v1.1.0 is affected by: Incorrect Access Control. The impact is: An attacker could modify model specific registers. The component is: ioctl handling. The attack vector is: An attacker could exploit a bug in ioctl interface whitelist checking, in order t...