Earlier this month, my colleague Cyrill Bannwart and I held two Compass Security Beer Talk presentations in Bern and Jona about Windows Phone 8.1 security. The slides are now online and cover: Our (unsuccessful) black box attempts to break out from a Windows perspective A review of the implemented security features in Windows Phone 8.1 from a mobile perspective Our findings […]
Nowadays, a growing list of XSLT processors exist with the purpose of transforming XML documents to other formats such as PDF, HTML or SVG. To this end such processors typically offer a powerful set of functionalities – which, from a security point of view, can potentially pose severe risks. Within this post, we highlight some […]
On the last Saturday the 22nd of November, I attended BSidesVienna 2014 to deliver a talk about BurpSentinel. This tool is a Burp Suite extension giving better control over semi-automated requests sent to a given web application page. The presentation also covered aspects on automated Cross-Site Scripting and SQL injection detection. Despite talking early in the day (10 am), […]
Compass Security is working on an APT Detection Engine based on Splunk within the Hacking-Lab environment. Hacking-Lab is a remote training lab for cyber specialists, used by more then 22’000 users world-wide, run by Security Competence GmbH. An advanced persistent threat (APT) is a network attack in which an unauthorized person gains access to a network […]
Microsoft has published a list of key security features [1] and also their security framework [2] for the Lync Server 2013. Those documents show how deeply MS integrated their SDL in the Lync products. It also indicates that Lync provides a solid security base out of the box: Encryption enforced for all communication between Lync […]
As part of the Compass research week, I dived into Windows exploit development. Conclusion is, that the basic exploiting principles from unix also apply on Windows. The biggest difference is the availability of much more advanced security tools, primarily debuggers and system analysis utilities, and some additional attack vectors like SEH. Also different versions of […]
Companies battle with users who download files from the Internet at work and then execute them. Unsuspicious files are often infected with malware. A common procedure to decrease the amount of infections is to block common bad file types (for example .exe, .scr or .zip), before the files can enter the internal network. The preconditions […]
Each year, the world renowned Royal Holloway University of London (RHUL) Information Security Group (ISG) invites potential, current and past students to join the weekend conference and meet with well regarded security researchers and experts from academia, UK government and the industries. Part of the tradition is to to have dinner at the wonderfull and […]
Over the past years system administrators had to learn that password authentication has its shortcomings. The protection level of password based authentication methods depends heavily on the password quality as well as the password handling of the users, where the latter is difficult to manage strictly. Public Key based authentication methods came to the rescue, […]
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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