Compass Security Blog

A Blog about Information Security...

Category: Penetration Test (page 1 of 3)

SharePoint: Collaboration vs. XSS

SharePoint is a very popular browser-based collaboration and content management platform. Due to its high complexity, proprietary technology and confusing terminology it is often perceived as a black-box that IT and security professionals do not feel very comfortable with. These days, web security topics are well understood by many security professionals, penetration testers and vendors. But what […]

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SharePoint: How to collaborate with external parties?

Opening up an internal SharePoint farm to the Internet in order to share resources with external parties might seem a good idea, because it helps avoiding expensive infrastructure changes. However, in terms of security, this is not recommended because it does not sufficiently protect internal resources from external threats. The protection of internal resources hinges […]

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Wrap-up: Hack-Lab 2017#2

What is a Hack-Lab? Compass Security provides a monthly playful occasion for the security analysts to get-together and try to hack new devices, dive into current technologies and share their skills with their fellows. This also includes the improvement of internal tools, the research of newly identified publicly known attacks, and security analysis of hardware […]

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Wrap-up: Hack-Lab 2017#1

What is a Hack-Lab? Compass Security provides a monthly playful occasion for the security analysts to get-together and try to hack new devices, dive into current technologies and share their skills with their fellows. This also includes the improvement of internal tools, the research of newly identified publicly known attacks, and security analysis of hardware […]

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IoT (in)security

IoT devices in the news have been proliferating at an ever-increasing rate. Both hardware manufacturers and news agencies are trying to capture the attention of the general public with the next killer device and/or application combinations. More recent IoT news items included analysis on the Mirai botnet [0] and its effect on the internet as a whole, […]

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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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SAMLRequest Support for SAML Raider

About a year ago, the Burp extension SAML Raider [0] was released as a result of a bachelor thesis [1] in collaboration with Compass Security. This Burp extension automates most of the steps, which are necessary to test a SAML single sign-on process and perform according attacks. With SAML Raider, an authentication bypass vulnerability in a Service […]

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Content-Security-Policy: misconfigurations and bypasses

Introduction The Content Security Policy (CSP) is a security mechanism web applications can use to reduce the risk of attacks based on XSS, code injection or clickjacking. Using different directives it is possible to lock down web applications by implementing a whitelist of trusted sources from which web resources like JavaScript may be loaded. Currently […]

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Wie stiehlt man KMU-Geheimnisse?

Ein Hintegrundartikel zur SRF Einstein Sendung vom Donnerstag, 3. September 2015 um 21:00 Uhr zum Thema “Cybercrime, wie sicher ist das Know-how der Schweiz”. (Trailer online) In diesem Artikel zeigen wir Ihnen die Vorgehensweisen von Angreifern auf, die versuchen unerlaubten Zugriff auf fremde Systeme zu erlangen — beispielsweise im Netzwerk eines KMUs. Schematisch sind diese Vorgehensweisen […]

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SAML Burp Extension

SAML [3] is a standard, which is widely used to deploy Single Sign-On and federation identity solutions. SAML is based on the XML technology, using XML Signatures and X.509 certificates. Manual testing for SAML vulnerabilities is time consuming and error prone. For example, because a SAML message is only valid for a predefined period of […]

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