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Category Archives: Security

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Breaking a smart lock

Posted on October 25, 2019 by Ross Marks
1

For this post we will be playing with the following: Once it arrived the first thing to do was to download the app (playstore link) connect the device, lock and unlock it a few times. It was fairly trivial and … Continue reading →

Posted in Bluetooth, Electronics, Security, Tutorial | 1 Reply

Reversing an ATtiny85

Posted on October 15, 2019 by Ross Marks
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I wanted to give a quick demo on how to reverse engineer an ATtiny85 micro-controller to read the code stored on the device. For this demo the “hello world” is a small circuit with four buttons. By typing in the … Continue reading →

Posted in Electronics, Security, Tutorial | Leave a reply

Akord / Nexx Router fun

Posted on August 19, 2019 by Ross Marks
1
nexx_router

So again, I got a cheap and nasty router from Amazon: Firstly it came without instructions, but on the bottom it has it’s default IP and credentials: Going to the IP in a web browser your presented with the most … Continue reading →

Posted in Electronics, Security | 1 Reply

BLE CTF Walkthrough

Posted on February 13, 2019 by Ross Marks
1
BLE Logo

So a pentest friend came over that I hadn't seen in a while, and as always we had an evening of nerding out, one of the many takeaways from this was he gave me a small device and a link … Continue reading →

Posted in Bluetooth, Security, Tutorial | 1 Reply

Vulnhub: Resimler: BTRSys v2.1

Posted on October 5, 2017 by Ross Marks
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vulnhub

OK one last Vulnhub VM for today, this time is the second in the series: Resimler: BTRSys v2.1, This one is a bit more difficult than the previous, but only marginally. Getting this VM up and running is a pain, first … Continue reading →

Posted in Security, Tutorial | Leave a reply

Vulnhub: Resimler: BTRSys v1

Posted on October 5, 2017 by Ross Marks
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vulnhub

Wow two in one day! It must be a record… or the fact I am ill, either way here’s another write-up. This time I will be doing Resimler: BTRSys v1, It’s a fairly straight forward Boot2Root and for people familiar to these … Continue reading →

Posted in Security, Tutorial | Leave a reply

Vulnhub: LazySysAdmin: 1

Posted on October 5, 2017 by Ross Marks
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vulnhub

Back once again with another vulnhub writeup, you guys seem to like these and a load of new VM’s were added that currently don’t have any. As you can tell by the title this one is for “LazySysAdmin: 1” My … Continue reading →

Posted in Security, Tutorial | Leave a reply

Protecting your-cyber-self

Posted on August 18, 2017 by Ross Marks
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computer-condom

Some of my friends have recently noticed the “snoopers charter” and taken interest on protecting their digital selves. I’m hoping this can help them or anyone else interested on how to accomplish at least a bit of this. Not only … Continue reading →

Posted in Security | Leave a reply

Simple CAPTCHA issue

Posted on June 23, 2017 by Ross Marks
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captcha

So a friend of mine is working on a CAPTCHA solving program. I can't go into the details here as it's not my work therefore it's not up to me to disclose. This did peak my interest slightly as I … Continue reading →

Posted in Security, Tutorial | Leave a reply

Vulnhub: Proteus

Posted on June 9, 2017 by Ross Marks
5
vulnhub

So here is my write up for the vulnhub challenge “Proteus” which can be downloaded from: https://www.vulnhub.com/entry/proteus-1,193/ This interested me as there is no walkthrough as it was released two days ago, and was a straight forward boot to root. Nice … Continue reading →

Posted in Linux, Security | 5 Replies

Android App – “Random Adventure”

Posted on March 3, 2017 by Ross Marks
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android_crossbones

It’s no secret that I’m a fan of old-school ASCII rouguelikes, I run a UnNethack server – guis.es. Being on the android binge that I’m currently enjoying I decided to have a play with one of these from the play … Continue reading →

Posted in Android, Security | Leave a reply

Setting up an Iodine server

Posted on March 2, 2017 by Ross Marks
9
iodine

What is Iodine? Basically it’s a server that allows you to tunnel traffic through DNS Why would I want this? There are multiple uses for this, the ones that come to mind are: – Get free internet from paid wifi … Continue reading →

Posted in Security, Tutorial | 9 Replies

Android App – “Homeless?”

Posted on February 26, 2017 by Ross Marks
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android_crossbones

Another short blog. Best be getting used to these by the looks of things. So again.. lying in bed and I decide to install another game to see how it works. I got a game called “Homeless?” It’s one of … Continue reading →

Posted in Android, Security | Leave a reply

Android App – “SFCave”

Posted on February 24, 2017 by Ross Marks
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android_crossbones

So this is just going to be another short blog post. I was lying in bed playing one of my favourite games “SFCave”. I love it and have been playing for years. However there are some levels that I have … Continue reading →

Posted in Android, Security | Leave a reply

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Recent Posts

  • Permanent frida hacks
  • Weekend Prototyping
  • Making a PCB at home
  • Breaking a smart lock
  • Reversing an ATtiny85
  • Akord / Nexx Router fun
  • SafeCrack play and build guide
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  • Vulnhub: Resimler: BTRSys v2.1
  • Vulnhub: Resimler: BTRSys v1
  • Vulnhub: LazySysAdmin: 1
  • Protecting your-cyber-self
  • Simple CAPTCHA issue
  • Vulnhub: Proteus
  • Vulnhub: Billu – b0x
  • Quick and dirty apache jail
  • Android App – “Random Adventure”
  • Setting up an Iodine server
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