--- title: avantguard cyber security description: Homepage of avantguard cyber security GmbH, Your Swiss Cyber Security Partner image: https://avantguard.io/hubfs/feature%20bild%20homepage_eng.png --- [![avantguard](https://avantguard.io/hs-fs/hubfs/LogoInverted.png?width=254&height=120&name=LogoInverted.png "avantguard")](https://avantguard.io?hsLang=en) - [Services](https://avantguard.io/en/services) - [About Us](https://avantguard.io/en/über-uns) - [Experience](https://avantguard.io/en/erfahrung) - [Career](https://avantguard.io/de/karriere) - [Research](https://avantguard.io/en/blog) - [Contact](https://avantguard.io/en/kontakt) En - [English](https://avantguard.io/en/homepage) - [German](https://avantguard.io) [![avantguard](https://avantguard.io/hs-fs/hubfs/LogoInverted.png?width=144&height=65&name=LogoInverted.png "avantguard")](https://avantguard.io?hsLang=en) [![Dark-logo-small-1](https://www.fthemes.net/hubfs/Dark-logo-small-1.png "Dark-logo-small-1")](https://avantguard.io?hsLang=en) - [Services](https://avantguard.io/en/services) - [About Us](https://avantguard.io/en/über-uns) - [Experience](https://avantguard.io/en/erfahrung) - [Career](https://avantguard.io/de/karriere) - [Research](https://avantguard.io/en/blog) - [Contact](https://avantguard.io/en/kontakt) En - [English](https://avantguard.io/en/homepage) - [German](https://avantguard.io) [![avantguard](https://avantguard.io/hs-fs/hubfs/LogoInverted.png?width=144&height=65&name=LogoInverted.png "avantguard")](https://avantguard.io?hsLang=en) - [Services](https://avantguard.io/en/services) - [About Us](https://avantguard.io/en/über-uns) - [Experience](https://avantguard.io/en/erfahrung) - [Career](https://avantguard.io/de/karriere) - [Research](https://avantguard.io/en/blog) - [Contact](https://avantguard.io/en/kontakt) Current language: English - [English](https://avantguard.io/en/homepage) - [German](https://avantguard.io) # **STRIKE BEFORE HACKERS.** ###### Swissness     Efficient     Certified [Offer](https://docs.google.com/forms/d/e/1FAIpQLSfufS138EkkmK19UPUAIhLJBKDoCliwHbHDzsXdlCU8c0nqPw/viewform) [Contact](https://avantguard.io/de/kontakt?hsLang=en) # **STRIKE BEFORE HACKERS.** ###### Swissness     Efficient     Certified [Offer](https://docs.google.com/forms/d/e/1FAIpQLSfufS138EkkmK19UPUAIhLJBKDoCliwHbHDzsXdlCU8c0nqPw/viewform) [Contact](https://avantguard.io/de/kontakt?hsLang=en) ## **Our Customers** [![https://www.allianz.ch](https://avantguard.io/hubfs/allianz_logo.png)](https://www.allianz.ch) [![https://www.migrosbank.ch](https://avantguard.io/hubfs/migros_bank.png)](https://www.migrosbank.ch) [![https://www.blkb.ch/](https://avantguard.io/hubfs/Kunden_Logos/blkb.png)](https://www.blkb.ch/) [![https://www.abraxas.ch](https://avantguard.io/hubfs/Kunden_Logos/logo_abraxas-1.png)](https://www.abraxas.ch) [![https://www.valiant.ch/](https://avantguard.io/hubfs/Kunden_Logos/logo_Valiant.png)](https://www.valiant.ch/) ## Team **[About Us](https://avantguard.io/en/%C3%BCber-uns?hsLang=en)** [![avantguard cyber security](https://avantguard.io/hubfs/AboutUs/520%20-%20JN2A4920%20(1).jpg)](https://avantguard.io/hubfs/AboutUs/520%20-%20JN2A4920%20(1).jpg?hsLang=en) [![avantguard cyber security](https://avantguard.io/hubfs/AboutUs/412%20-%20JN2A4660.jpg)](https://avantguard.io/hubfs/AboutUs/412%20-%20JN2A4660.jpg?hsLang=en) [![avantguard cyber security](https://avantguard.io/hubfs/AboutUs/68%20-%20JN2A3993.jpg)](https://avantguard.io/hubfs/AboutUs/68%20-%20JN2A3993.jpg?hsLang=en) [![avantguard cyber security](https://avantguard.io/hubfs/AboutUs/598%20-%20906A7061.jpg)](https://avantguard.io/hubfs/AboutUs/598%20-%20906A7061.jpg?hsLang=en) [![avantguard cyber security](https://avantguard.io/hubfs/AboutUs/400%20-%20906A6971.jpg)](https://avantguard.io/hubfs/AboutUs/400%20-%20906A6971.jpg?hsLang=en) [![avantguard cyber security](https://avantguard.io/hubfs/AboutUs/224%20-%20JN2A4307.jpg)](https://avantguard.io/hubfs/AboutUs/224%20-%20JN2A4307.jpg?hsLang=en) [![avantguard cyber security](https://avantguard.io/hubfs/AboutUs/118%20-%20JN2A4052.jpg)](https://avantguard.io/hubfs/AboutUs/118%20-%20JN2A4052.jpg?hsLang=en) ## Other Services ##### BASIC SECURITY HEALTH CHECK The service for companies that want to take the first step into cyber security. Broad, automated and cost-saving. [Learn more](https://avantguard.io/en/basic_health_check?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](https://avantguard.io/en/ad_improvement?hsLang=en) ##### SYSTEM AUDIT Client or server audits to check systems for vulnerabilities and compliance with best practices. [Learn more](https://avantguard.io/en/system-audit?hsLang=en) ## Research and Insights ![](https://avantguard.io/hs-fs/hubfs/Blog/SpectrePi/spectrepi-banner.png?height=245&name=spectrepi-banner.png) [Bypass](https://avantguard.io/en/blog/tag/bypass?hsLang=en) , [Research](https://avantguard.io/en/blog/tag/research?hsLang=en) , [Defensive](https://avantguard.io/en/blog/tag/defensive?hsLang=en) ### [The Blind Spot Of 802.1X Network Access Control (NAC)](https://avantguard.io/en/blog/die-blinde-stelle-von-802.1x-network-access-control-nac?hsLang=en) A network device in the reception area, a camera outdoors, a docking station at a shared workplace: for many network and system engineers, 802.1X... [Blog Post](https://avantguard.io/en/blog/die-blinde-stelle-von-802.1x-network-access-control-nac?hsLang=en) ![](https://avantguard.io/hs-fs/hubfs/Blog/BlueHammerRedSun/bluehammer-1.png?height=245&name=bluehammer-1.png) [Offensive](https://avantguard.io/en/blog/tag/offensive?hsLang=en) , [Red Team](https://avantguard.io/en/blog/tag/red-team?hsLang=en) , [News](https://avantguard.io/en/blog/tag/news?hsLang=en) ### [BlueHammer and RedSun analysed](https://avantguard.io/en/blog/bluehammer-und-redsun-analysiert?hsLang=en) In the past few months, a security researcher that goes by the name of Chaotic Eclipse has published several serious Windows vulnerabilities,... [Blog Post](https://avantguard.io/en/blog/bluehammer-und-redsun-analysiert?hsLang=en) ![Plaintext in Memory: Revisiting Browser Password Security](https://avantguard.io/hs-fs/hubfs/Blog/Passwortsicherheit%20im%20Browser/title-small.png?height=245&name=title-small.png) [Offensive](https://avantguard.io/en/blog/tag/offensive?hsLang=en) , [Research](https://avantguard.io/en/blog/tag/research?hsLang=en) , [Cleartext Credentials](https://avantguard.io/en/blog/tag/cleartext-credentials?hsLang=en) ### [Plaintext in Memory: Revisiting Browser Password Security](https://avantguard.io/en/blog/klartext-im-speicher-neubewertung-der-passwortsicherheit-im-browser?hsLang=en) ## Initial situation In early May, it became publicly known that Microsoft Edge keeps stored passwords unencrypted in memory when the process starts [Blog Post](https://avantguard.io/en/blog/klartext-im-speicher-neubewertung-der-passwortsicherheit-im-browser?hsLang=en) ![](https://avantguard.io/hs-fs/hubfs/image-3-png.png?height=245&name=image-3-png.png) [Offensive](https://avantguard.io/en/blog/tag/offensive?hsLang=en) , [AI](https://avantguard.io/en/blog/tag/ai?hsLang=en) ### [Experience Report: AI-Assisted BOF Development in Red Teaming](https://avantguard.io/en/blog/erfahrungsbericht-ki-gest%C3%BCtzte-bof-entwicklung-im-red-team?hsLang=en) Over the past few days, I have been exploring how a current credential dumping tool like KslKatz can be efficiently ported into a Beacon Object File... [Blog Post](https://avantguard.io/en/blog/erfahrungsbericht-ki-gest%C3%BCtzte-bof-entwicklung-im-red-team?hsLang=en) ![](https://avantguard.io/hs-fs/hubfs/Blog/threadless2/new_plan.png?height=245&name=new_plan.png) [Offensive](https://avantguard.io/en/blog/tag/offensive?hsLang=en) , [Research](https://avantguard.io/en/blog/tag/research?hsLang=en) , [Red Team](https://avantguard.io/en/blog/tag/red-team?hsLang=en) ### [Threadless Ops II – Enhanced Evasion](https://avantguard.io/en/blog/threadless-ops-ii-enhanced-evasion?hsLang=en) The process injection technique via threadless injection that we discussed in our [first blog post](https://avantguard.io/blog/threadless-ops?hsLang=en) has seen more adoption in the meantime. For... [Blog Post](https://avantguard.io/en/blog/threadless-ops-ii-enhanced-evasion?hsLang=en) ![Rainbow Table Structure](https://avantguard.io/hs-fs/hubfs/Blog/NTLMv1/rainbow_table_structure.png?height=245&name=rainbow_table_structure.png) [Offensive](https://avantguard.io/en/blog/tag/offensive?hsLang=en) , [Red Team](https://avantguard.io/en/blog/tag/red-team?hsLang=en) ### [The Sins Of NTLMv1](https://avantguard.io/en/blog/die-s%C3%BCnden-von-ntlmv1?hsLang=en) In the past year, one particular configuration in our clients' Active Directory (AD) domains has repeatedly caught our attention - the usage of... [Blog Post](https://avantguard.io/en/blog/die-s%C3%BCnden-von-ntlmv1?hsLang=en) ##### Menu - [Home](https://avantguard.io/en/homepage) - [Services](https://avantguard.io/en/services) - [About Us](https://avantguard.io/en/über-uns) - [Experience](https://avantguard.io/en/erfahrung) - [Research](https://avantguard.io/en/blog) - [Contact](https://avantguard.io/en/kontakt) ##### Services - [Basic Health Check](https://avantguard.io/en/basic_health_check) - [Penetration Testing](https://avantguard.io/en/penetration-test) - [Red Teaming](https://avantguard.io/en/red-teaming) - [AD Security Improvement](https://avantguard.io/en/ad_improvement) - [HIST](https://avantguard.io/en/hist) - [Other](https://avantguard.io/en/services) ##### Research - [Cleartext Credentials](https://avantguard.io/en/blog/plaintext-credentials) - [Overload Mapping](https://avantguard.io/blog/overload-mapping-vs.-memory-scanner) - [Ransomware](https://avantguard.io/en/blog/what-really-helps-against-ransomware) - [Red Teaming](https://avantguard.io/en/blog/red-teaming) - [KeePass](https://avantguard.io/en/blog/attacking-and-hardening-keepass) - [PowerShell Logging](https://avantguard.io/en/blog/powershell-enhanced-logging-capabilities-bypass) - [AD CS](https://avantguard.io/en/blog/active-directory-certificate-services) © 2026 avantguard cyber security AG ##### avantguard cyber security AG Neue Jonastrasse 52 8640 Rapperswil-Jona Switzerland +41 55 253 30 30 [info@avantguard.io](mailto:info@avantguard.io) ![flagge_schweiz](https://avantguard.io/hs-fs/hubfs/flagge_schweiz.png?width=40&height=40&name=flagge_schweiz.png) [Privacy Statement](https://avantguard.io/en/datenschutzerkl%C3%A4rung?hsLang=en) [Follow us on LinkedIn](https://ch.linkedin.com/company/avantguard-cyber-security-ag) [Follow us on Twitter](https://twitter.com/avantguard_io) ![](https://f.hubspotusercontent00.net/hubfs/7712601/back-to-top.png)