Compass Security Blog

A Blog about Information Security...

Category: Industrial Control Systems (page 1 of 2)

Blackout: Wenn Hacker den Strom abschalten

Dieser Blog Post dient als Hintergrundartikel zum SRF Thementag «Blackout»: Wenn die Schweiz plötzlich keinen Strom mehr hätte vom Montag, 2. Januar 2017, 13.00 bis 22.00 Uhr (SRF News, SRF Kultur Wissen Beitrag) Wie ist die Vorgehensweisen von Hackern, die unerlaubten Zugriff auf fremde Systeme erlangen wollen? — beispielsweise im Netzwerk eines Energieversorgungsunternehmens. Basierend auf diesen […]

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Making of Compass bIOTech v1.0

The “Internet of Things” (IoT) grows quickly. More and more devices are connected to the Internet to automate tasks and simply life. Fridges automatically order milk, cars are taught to self-drive via a simple update and bridges send live updates about their structural integrity. According to Gartner’s 2016 Tech Trends, IoT will define the shape of tomorrow’s […]

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Software Defined Radio (SDR) and Decoding On-off Keying (OOK)

This post will give a quick intro into software defined radio (SDR) basics and provide guidance for the decoding of a very simple form of digital modulation (on-off keying). Device Wireless Specs Wireless junk hacking is not too difficult. Usually, devices transceive in the 433MHz or 868MHz ISM radio bands. As these bands are somewhat lax […]

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DCF77 Zeitsignal Manipulation

In diesem Artikel wird aufgezeigt, wie einfach das per Funk ausgestrahlte DCF77 Zeitsignal manipuliert werden kann. DCF77 wird in vielen Bereichen eingesetzt in denen eine genaue Uhrzeit benötigt wird: Von der einfachen Armbanduhr bis zur Industrieanlage. Was ist DCF77 In Europa existiert seit 1959 der Zeit Sender DCF77. Der Sender verfügt über eine Reichweite von 2000km […]

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Embedded devices and cell phone flash memory acquisition using JTAG

Back in Black (back from Black Hat with a bag full of schwag and branded black shirts).  Black Hat and DEF CON again allowed insights into latest research and concerns. Where some topics loose grip ( vulnerability scanning, IPv4, DNS, general web issues) others gain momentum (DDoS, mobile computing, smart energy, industrial control and embedded […]

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Compass Crew Member Speaking at Black Hat USA

Cyrill Brunschwiler’s talk was selected “among the very best research available today” to be presented side-by-side with the security industries top researchers on the world’s most renowned security conference – Black Hat USA in Las Vegas. He will be speaking on “Energy Fraud and Orchestrated Blackouts: Issues with Wireless Metering Protocols (wM-Bus)”. The work presented […]

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Lean Risk Assessment based on OCTAVE Allegro

The article will provide a quick overview and introduction into the Operationally Critical Threat, Asset, and Vulnerability Evaluation (OCTAVE) Allegro [1] methodology, its approach and terminology. OCTAVE Allegro is an asset centric and lean risk assessment successor of the OCTAVE method. The method supports a straight-forward qualitative risk assessment and structured threat analysis which mainly […]

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Advanced Metering Infrastructure Architecture and Components

The advanced metering infrastructure (AMI) is typically structured into a bunch of networks and composed of a few major components. Figure 1 provides an overview of all components and most networks. It is made up of the Meter, the Collector and of the server systems at the distribution system operator (DSO) or metering company side. […]

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The Metering Infrastructure

I have provided introductions to the electrical and specifically the smart grid earlier on. Today I will briefly introduce the advanced metering infrastructure – its purpose, benefits and issues. Moreover, different approaches to metering and some ongoing security standards and specifications processes and organizations will be referenced. Purpose of Smart Meters The reason for smart […]

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Grid, gridder, smart grid

This post will briefly introduce the major aspects and goals of smart grids. For those not familiar with electrical grids, have a look at the former post for a quick intro. This article aims to describe the challenges and requirements smart grids are dealing with. Moreover, the need for an intelligent measurement network – the […]

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