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Luis Grangeia · A personal blog

Hacking Smartwatches - the TomTom Runner, part 3 (final). This is the third and final post of a series about embedded firmware hacking and reverse engineering of an IoT device, a TomTom Runner. GPS Smartwatch. You should start by reading part one. I intended originally for this series to contain only three posts, and in order to achieve that, this post is longer than anticipated. Here is a table of contents for easier navigation:. Using the exploit to exfiltrate the first bits of data from the firmware.

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Luis Grangeia · A personal blog | grangeia.io Reviews

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Hacking Smartwatches - the TomTom Runner, part 3 (final). This is the third and final post of a series about embedded firmware hacking and reverse engineering of an IoT device, a TomTom Runner. GPS Smartwatch. You should start by reading part one. I intended originally for this series to contain only three posts, and in order to achieve that, this post is longer than anticipated. Here is a table of contents for easier navigation:. Using the exploit to exfiltrate the first bits of data from the firmware.

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2 a personal blog

3 and part two

4 of this series

5 finding familiar code

6 disassembling dumped code

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Luis Grangeia · A personal blog | grangeia.io Reviews

https://grangeia.io

Hacking Smartwatches - the TomTom Runner, part 3 (final). This is the third and final post of a series about embedded firmware hacking and reverse engineering of an IoT device, a TomTom Runner. GPS Smartwatch. You should start by reading part one. I intended originally for this series to contain only three posts, and in order to achieve that, this post is longer than anticipated. Here is a table of contents for easier navigation:. Using the exploit to exfiltrate the first bits of data from the firmware.

INTERNAL PAGES

grangeia.io

1

On Risk Management and Policies, C-Days 2015 · Luis Grangeia

http://grangeia.io/2015/10/31/on-risk-management-and-policies

On Risk Management and Policies, C-Days 2015. Earlier this October I attended C-Days 2015. An annual conference on cyber security, organized by CNCS. It was a very interesting conference, mostly because it got to gather in the same room some interesting and different people from the information security field, and a rare thing for a Portuguese infosec conference did so without almost any vendor talks promoting the next great product/service xyz. I basically concluded saying we need more disrupters in the...

2

Hacking Smartwatches - the TomTom Runner, part 2 · Luis Grangeia

http://grangeia.io/2015/11/16/hacking-tomtom-runner-pt2

Hacking Smartwatches - the TomTom Runner, part 2. This is the second of a series of posts about embedded firmware hacking and reverse engineering of an IoT device, a TomTom Runner. GPS Smartwatch. You should start by reading part one. In the previous post I introduced the device and gave a detailed overview of its inner workings. Here’s what we know so far:. It’s an ARM device running an ATmel MCU. With a Cortex-M4 processor;. Its firmware is distributed encrypted, likely with AES encryption in ECB mode;.

3

Hacking Smartwatches - the TomTom Runner, part 3 (final) · Luis Grangeia

http://grangeia.io/2015/11/30/hacking-tomtom-runner-pt3

Hacking Smartwatches - the TomTom Runner, part 3 (final). This is the third and final post of a series about embedded firmware hacking and reverse engineering of an IoT device, a TomTom Runner. GPS Smartwatch. You should start by reading part one. I intended originally for this series to contain only three posts, and in order to achieve that, this post is longer than anticipated. Here is a table of contents for easier navigation:. Using the exploit to exfiltrate the first bits of data from the firmware.

4

About · Luis Grangeia

http://grangeia.io/about

My name is Luis Grangeia, and I’m an information security professional working in the field for about 15 years, mostly doing security audits and pen-tests. I do information security auditing and testing to major portuguese and european companies (retail, banking, insurance, telcos). I sometimes speak about information security at conferences and meetings. Some stuff that I put out there you might find interesting:. I authored a Burp Suite extension. To handle and inject inside AES encrypted payloads.

5

Luis Grangeia · A personal blog

http://grangeia.io/page2

Hello friend, and welcome to my new place. This is where I’ll keep my ramblings that exceed 140 characters. I won’t try to be regular but will make an effort regarding quality. My interests are information security, pen-testing, security research and other philosophically pertinent topics. In the meantime, catch me on @lgrangeia. Or check out my About page. The title of the post is a nod to Mr. Robot. A TV show that you have already heard about if you like information security).

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Interesting Readings | David Sopas - Web Security Researcher

http://www.davidsopas.com/category/interesting-readings

Archive by Category "Interesting Readings". Just to give a small update on my work… I’ve been more active on my Twitter account. So follow me to get the latest updates on my security work 🙂. Also here are some work I’ve done:. Cobalt.io) – The Top 10 Vulnerabilities used by David Sopas to reach #1 at Cobalt. Char49) – Flash XSS on typewrite header.swf. Char49) – Char49 helps Microsoft fix a Reflected File Download. Checkmarx) – When Booking Your Flight Become Dangerous. First a little introduction.

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Luis Grangeia · A personal blog

Hacking Smartwatches - the TomTom Runner, part 3 (final). This is the third and final post of a series about embedded firmware hacking and reverse engineering of an IoT device, a TomTom Runner. GPS Smartwatch. You should start by reading part one. I intended originally for this series to contain only three posts, and in order to achieve that, this post is longer than anticipated. Here is a table of contents for easier navigation:. Using the exploit to exfiltrate the first bits of data from the firmware.

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