John Abraham

So I've been watching breaches for many years and the latest Sony breach is awe inspiring in terms of the scale of the breach and malic...

Anti-Phishing Features in iOS are of Limited Value The anti-phishing functionality in iOS is functional, but there is a significant lag in...

Having spent 15 years in security and building a security assessment company , which helps companies identify and mitigate security risk, I...

Here is the concept I just submitted for the Cisco's IoT Challenge : Deploy a network of fixed Bluetooth scanners throughout an urban ...

Item Tracker Bluetooth Device Captures Below shows another advertising strategy. This shows an advertising sequence between an item tracke...

Gimbal iBeacons Below are some packet captures from the Gimbal Proxmity Beacon Series 10 . These are advertisements from two devices. F...

Bluetooth Active Scanning Example in my last post, Understanding Bluetooth Advertising Packets , I reviewed and consolidated some key ele...

Bluetooth Advertising UPDATE (Dec. 7, 2014): I am interested in understanding how my Bluetooth scanning Android app, Bluescan could be...

I needed to test a new Android device today and decided it was time to give Genymotion a try. So far a great experience that has greatly sim...

Installation notes for the Ubertooth Bluetooth test tool on Mac OS X 10.9.3. Installation was strait forward with a glitch or two from th...