I use PHP+Wordpress for a security blog, yes there is irony here. I mostly do this because I’m too lazy to use other mechanisms and this maintenance also helps me to learn about technologies so that I can help others. And now it’s time to update PHP because, you know, security issues. And of course… Read More


I’m still going strong with my QNAP TS-653A NAS Drive to hold my photos, TimeMachines, iTunes, and more. But in the three years since I wrote my last set of directions for installing ExFAT on Qnap, things have changed. Qnap’s firmware is at version 4.4.1 and older versions of the Ubuntu FUSE binaries no longer… Read More


After a bit of insomnia, I released the Image Location and Privacy Scanner version 1.1, my passive HTTP scanning plug-in for PortSwigger Burp Pro and OWASP ZAP. It contains a few minor updates, speed ups, and new hidden location tag detection compared to the previous version. More importantly, it has better documentation which might lead… Read More


A vastly updated version of my AWS S3 Bucket Auto-Encryptor has been released! Zocdoc‘s ZocSec.SecurityAsCode initiative focuses on delivering Security by automating detection and remediation of security issues across an AWS environment. With our Security as Code techniques, you can greatly reduce time from detection to resolution and minimize impact to the business. ZocSec is… Read More


It’s Here, Version 1.0 The Official v1.0 release of the Image Location & Privacy Scanner has arrived! This security tool plugin for Burp or OWASP ZAP security proxy tools will scan images for privacy exposure including GPS locations, camera serial numbers, even facial recognition tags. See my presentation about this software at this link. Version… Read More


Smoke – A unified means of generating, transmitting, encapsulating, and validating multiple hash digests simultaneously to replace existing stand-alone hash digest software. The software generates digests in parallel and is notably faster than using individual algorithms serially on large files. Smoke operates much the same way as existing hash digest tools, like md5sum, and Smoke… Read More


Background & Summary Existing websites and applications implementing an older password hashing algorithm like MD5 or SHA1 must be upgraded to a more secure algorithm. Both of these older algorithms are obsolete & breakable and if an attacker obtains those hashes from a lost backup tape or website vulnerability, the attacker could make quick work… Read More


Note: I originally posted this blog entry on the Aspect Security blog around 2017-03-16. I am mirroring it here with only formatting changes. Introduction During a project working with Hydra, a Network Login Auditor, we discovered and corrected a buffer overrun issue with possible security implications that might include the auditor being attacked by the… Read More


New Version: Image Location & Privacy Scanner v0.4 I have completed another update of the Image Location & Privacy Scanner, a plugin for Burp or OWASP ZAP security proxy tools. More camera types have their serial numbers detected. With some Panasonic camera, it will also give the name and age of the person in the… Read More


Note: I originally posted this blog entry on the Aspect Security blog around 2015-02-13. I am mirroring it here with only formatting changes. Introduction The spat of SSL and TLS issues over the last year have caused concern about the quality of the encrypted tunnel in Internet communications. The various creatively named BEAST, CRIME, &… Read More