--- title: avantguard cyber security description: Homepage of avantguard cyber security AG, Your Swiss Cyber Security Partner --- [Skip to content](https://avantguard.io/en#main) [![avantguard cyber security](https://avantguard.io/hs-fs/hubfs/LogoInverted.png?width=128&height=61&name=LogoInverted.png)](https://avantguard.io/en?hsLang=en) - [Services](https://avantguard.io/en/services?hsLang=en) - [About Us](https://avantguard.io/en/about-us?hsLang=en) - [Experience](https://avantguard.io/en/experience?hsLang=en) - [Career](https://avantguard.io/de/karriere?hsLang=en) - [Research](https://avantguard.io/en/blog?hsLang=en) - [Contact](https://avantguard.io/en/contact?hsLang=en) [DE](https://avantguard.io) EN [Request an offer](https://avantguard.io/en/request-an-offer?hsLang=en) [DE](https://avantguard.io) EN [Request an offer](https://avantguard.io/en/request-an-offer?hsLang=en) Cyber security from Rapperswil-Jona # Strike before *hackers.* Understand the threat. Protect effectively before attackers strike, with penetration tests, red teaming and attack simulation by a certified Swiss team. [Request an offer](https://avantguard.io/en/request-an-offer?hsLang=en) [Our services](https://avantguard.io/en/services?hsLang=en) - **Swissness** Swiss quality, reliability and precision - **Efficient** Structured processes, targeted use of AI and our own reporting platform - **Certified** OSCP, OSEP, CRTO, CRTL and more in the team Services ## Offensive security that uncovers real risks From targeted testing of individual systems to the realistic simulation of a complete attack. ### Penetration Testing Whether entire networks or individual systems, in-house developed web applications or purchased software, a penetration test uncovers potential risks and vulnerabilities. [Learn more about Penetration Testing](https://avantguard.io/en/penetration-test?hsLang=en) ### Red Teaming How will your Blue Team respond to a realistic attack? For organizations that want to further improve their cyber resilience through MITRE ATT&CK-based scenarios. [Learn more about Red Teaming](https://avantguard.io/en/red-teaming?hsLang=en) ### Attack Simulation Realistic attack simulations, in smaller, individual modules for greater efficiency or as a complete package. [Learn more about Attack Simulation](https://avantguard.io/en/attack-simulation?hsLang=en) References ## Our customers - [![Allianz](https://avantguard.io/hubfs/allianz_logo.png)](https://www.allianz.ch) - [![Migrosbank](https://avantguard.io/hubfs/migros_bank.png)](https://www.migrosbank.ch) - [![Blkb](https://avantguard.io/hubfs/Kunden_Logos/blkb.png)](https://www.blkb.ch/) - [![Abraxas](https://avantguard.io/hubfs/Kunden_Logos/logo_abraxas-1.png)](https://www.abraxas.ch) - [![Valiant](https://avantguard.io/hubfs/Kunden_Logos/logo_Valiant.png)](https://www.valiant.ch/) And many more clients, from the local bakery to the nuclear power plant. Success Story ## FINMA-recognised penetration testing for Allianz Suisse > “avantguard supports us in penetration testing in two areas: one is preparation and coordination, the other is carrying out the penetration tests, which are performed at a very, very high level of quality and are also very well received by external auditors such as FINMA.” (translated from German) **Christian Bormann** Head of IT Risk and Compliance Management, Allianz Suisse AI at avantguard ## Attackers rely on AI. Your test should too. Attackers use AI to act faster and more precisely. To keep your test realistic, we already use AI today: for specific subtasks, following clear rules and always under the direction of experienced testers. [How AI strengthens your test](https://avantguard.io/en/how-we-use-ai?hsLang=en) Team ## Certified experts from Switzerland Since our founding in August 2021, we have been carrying out technical security audits such as penetration tests, red teaming and client audits, at our office in Rapperswil SG or on site at our clients. Penetration tests 750+ Red teaming operations 50+ Offensive security certifications per team member on average 4 founded in Rapperswil 2021 - OSCP - OSEP - OSCE³ - CRTO - CRTL - BSCP - CISSP [Meet the team](https://avantguard.io/en/about-us?hsLang=en) ![Gruppenfoto des avantguard-Teams im Treppenhaus vor der grünen Logowand](https://avantguard.io/hs-fs/hubfs/AboutUs/68%20-%20JN2A3993.jpg?width=1000&height=667&name=68%20-%20JN2A3993.jpg) ![Teammitglieder im Gespräch am Besprechungstisch](https://avantguard.io/hs-fs/hubfs/AboutUs/412%20-%20JN2A4660.jpg?width=600&height=400&name=412%20-%20JN2A4660.jpg) ![Das Team beim Tischfussball im Büro](https://avantguard.io/hs-fs/hubfs/AboutUs/400%20-%20906A6971.jpg?width=600&height=400&name=400%20-%20906A6971.jpg) Further services ## Specialised in regulated environments ### FINMA-regulated penetration testing Support in every phase, from drafting the policies through execution to evaluation, tracking and reporting of the results. [Learn more about FINMA-regulated penetration testing](https://avantguard.io/en/finma-regulated-pentesting?hsLang=en) ### AD Security Improvement The IT core of your company (Active Directory) is checked for widespread misconfigurations. Ransomware, which often targets and exploits these vulnerabilities, is thus rendered ineffective. [Learn more about AD Security Improvement](https://avantguard.io/en/ad_improvement?hsLang=en) ### mesher With mesher, FINMA-regulated companies meet the regulatory requirements for penetration testing with ease: efficiently, traceably and audit-proof. [Learn more about mesher](https://avantguard.io/en/mesher?hsLang=en) [View all services](https://avantguard.io/en/services?hsLang=en) Optimise costs ## Cyber security always costs money. Optimise those costs. Either a security incident causes damage, or the measures to prevent one cost money and resources. With avantguard, you choose the right measures and avoid unnecessary costs. [Get in touch](https://avantguard.io/en/contact?hsLang=en) Research ## Latest posts from our research Insights from projects, red team operations and our own security research. ![](https://avantguard.io/hs-fs/hubfs/Blog/SpectrePi/spectrepi-banner.png?width=800&name=spectrepi-banner.png) - Defensive - Bypass - Research ### [Die blinde Stelle von 802.1X Network Access Control (NAC)](https://avantguard.io/blog/die-blinde-stelle-von-802.1x-network-access-control-nac?hsLang=en) Dank SpectrePi, einem physischen Gerät im Netzwerk, kann ein Angreifer am 802.1X NAC vorbeikommen. Besonders interessant ist dieser Angriffsvektor für Unternehmen, die Geräte ... Sandro Ackermann August 28, 2026 ![](https://avantguard.io/hs-fs/hubfs/Blog/BlueHammerRedSun/bluehammer-1.png?width=800&name=bluehammer-1.png) - Offensive - Red Team - News ### [BlueHammer und RedSun analysiert](https://avantguard.io/blog/bluehammer-und-redsun-analysiert?hsLang=en) Im Beitrag werden zwei aktuelle Schwachstellen, BlueHammer und RedSun, genauer betrachtet und erläutert, warum sie so viel Beachtung gefunden haben. Andrei Herasimau June 9, 2026 ![Webinar Attack Simulation](https://avantguard.io/hs-fs/hubfs/thumbnail.png?width=800&name=thumbnail.png) - Offensive ### [Webinar - Attack Simulation](https://avantguard.io/blog/webinar-attack-simulation?hsLang=en) In diesem Webinar gibt Andy Staub von avantguard cyber security einen praxisnahen Überblick über das Thema Attack Simulation. Andy Staub June 5, 2026 [View all posts](https://avantguard.io/en/blog?hsLang=en) ## How secure are your systems really? Tell us about your project. You will receive a non-binding offer. [Request an offer](https://avantguard.io/en/request-an-offer?hsLang=en) [+41 55 253 30 30](tel:+41552533030) [![avantguard cyber security](https://avantguard.io/hs-fs/hubfs/LogoInverted.png?width=140&height=66&name=LogoInverted.png)](https://avantguard.io/en?hsLang=en) avantguard cyber security AG Neue Jonastrasse 52 8640 Rapperswil-Jona, Switzerland [+41 55 253 30 30](tel:+41552533030) [info@avantguard.io](mailto:info@avantguard.io) ## Company - [Services](https://avantguard.io/en/services?hsLang=en) - [About us](https://avantguard.io/en/about-us?hsLang=en) - [Experience](https://avantguard.io/en/experience?hsLang=en) - [AI at avantguard](https://avantguard.io/en/how-we-use-ai?hsLang=en) - [Careers](https://avantguard.io/en/careers?hsLang=en) - [Research](https://avantguard.io/en/blog?hsLang=en) - [Contact](https://avantguard.io/en/contact?hsLang=en) ## Services - [Penetration Testing](https://avantguard.io/en/penetration-test?hsLang=en) - [Red Teaming](https://avantguard.io/en/red-teaming?hsLang=en) - [Attack Simulation](https://avantguard.io/en/attack-simulation?hsLang=en) - [FINMA-regulated pentesting](https://avantguard.io/en/finma-regulated-pentesting?hsLang=en) - [AD Security Improvement](https://avantguard.io/en/ad_improvement?hsLang=en) - [mesher](https://avantguard.io/en/mesher?hsLang=en) - [All services](https://avantguard.io/en/services?hsLang=en) ## Research - [All posts](https://avantguard.io/en/blog?hsLang=en) © 2026 avantguard cyber security AG - [Privacy policy](https://avantguard.io/en/privacy-policy) - [Deutsch](https://avantguard.io/)