Joined December 2008
64 Photos and videos
Sven Schlüter retweeted
Our security team at @YSecurity has identified multiple vulnerabilities in TIM BPM Suite/TIM FLOW, allowing authorization bypass, privilege escalation, and SQL/HQL injection. Advisory Mitigation: y-security.de/news-en/tim-bp…
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Sven Schlüter retweeted
20 Jan 2025
Our security team at @YSecurity has identified a vulnerability in AXESS Auto Configuration Server (CVE-2024-56316) which allows unauthenticated remote attackers to trigger a permanent DoS. Advisory Mitigation: y-security.de/news-de/axess-… #YSecurity #CVE202456316 #TR069 #ACS
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Sven Schlüter retweeted
Between July 2023 and June 2024, Microsoft observed nation-state threat actors conduct operations for financial gain, enlist cybercriminals to collect intelligence, and make use of the same tools and frameworks favored by cybercriminals: msft.it/6018mf9Sm
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Sven Schlüter retweeted
19 Aug 2024
The time has come, and with it your reading material for the week. Phrack #71 is officially released ONLINE! Let us know what you think! phrack.org/issues/71/1.html
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Sven Schlüter retweeted
15 Aug 2024
We have publicly released our internal tool StealthGuardian at Black Hat USA 2024. It can be combined with adversary simulation tools to verify the resistance, detection level and behaviour detection of defence mechanisms. y-security.de/news-en/stealt… #bhusa #blackhat #redteam
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Based in Germany and looking for a remote role in pentesting and attack simulation? Come join us and let's break things!
17 Jun 2024
Are you taking steps towards a career as an Attack Simulation Specialist? Maybe you already have experience as a Penetration Tester or with platforms like Hack The Box or certifications like OSCP? If so, we would love to talk to you! #job #redteam #pentest #germany
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Sven Schlüter retweeted
Our tool StealthGuardian has been accepted for Black Hat ARSENAL USA 2024. The Y-Security team will be in Las Vegas to present on protecting Red Team payloads from Blue Teams. y-security.de/news-en/black-… #BlackHat #BHUSA #RedTeam #VegasBaby
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Sven Schlüter retweeted
6 May 2024
New blog: Lateral movement and on-prem NT hash dumping with Microsoft Entra Temporary Access Passes. Some tips and tricks on abusing TAPs for Windows Hello persistence and NT hash recovery over Cloud Kerberos Trust. dirkjanm.io/lateral-movement…
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Sven Schlüter retweeted
16 Apr 2024
Our team recently took the challenge of mastering the Red Team Ops I and Red Team Ops II exam offered by @zeropointsecltd . After completion, we received both the Red Team Operator and Red Team Lead certifications. Read our recent post: y-security.de/news-en/red-te… #RedTeam #RTO
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Sven Schlüter retweeted
13 Mar 2024
Recently we checked the security of a LoRaWAN implementation. In our latest post we share insights about the security of LoRaWAN, common LoRaWAN attacks and how we built a custom methodology and testing environment. y-security.de/news-en/securi… #pentest #lorawan #ysecurity
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Polyglot template injection payloads here are pretty cool.
14 Feb 2024
Template engines are very popular in web applications. A severe threat posing a risk for the application, its data, and its users: Template Injection Vulnerabilities Detect them – manually and automatically: Blog 🌐hackmanit.de/en/blog-en/178-… Tool 🛠️ hackmanit.de/en/penetrationt…
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Sven Schlüter retweeted
We started to play with censorship circumventions. Of course, we exploit our TLS skills to bypass big firewalls. In our first work, @JonSnowWhite2 shows that TLS record fragmentation is a useful technique to bypass the Great Firewall of China (GFW). upb-syssec.github.io/blog/20…

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Sven Schlüter retweeted
Classified documents are being distributed publicly from your servers.
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Sven Schlüter retweeted
12 Apr 2023
Have you ever wondered how to start #AWS penetration testing? We have published AWS penetration testing: A step-by-step guide at the @hackthebox_eu website: hackthebox.com/blog/aws-pent… #HTB #BugBounty #Y #Security #Cloud
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Sven Schlüter retweeted
28 Mar 2023
How do you like being blind for a whole day despite having an EDR because... the EDR is doing a maintenance? For TA, this is the time to strike Carbon Black Cloud customers I guess 🙃 status.carbonblack.com/incid…

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Great experience using and abusing @hackthebox_eu Blizzard Lab. #htb #oldmanyellingatcloud #blizzard #blacksky

ALT Old Man Yells At Cloud Yelling GIF

16 Mar 2023
Replying to @hackthebox_eu
@hackthebox_eu's BlackSky Cloud Hacking Labs doesn't only include AWS and Azure, but also Google Cloud Platform. Read @secsven's feedback and insights on the Blizzard Lab y-security.de/news-en/hack-t… #HackTheBox #BlackSky #Cloud #GCP #Blizzard #BugBounty #htb #pentest #Y
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Sven Schlüter retweeted
28 Feb 2023
We recently collaborated with @hackthebox_eu and took the challenge of reviewing their BlackSky Cloud Hacking Labs. Read about @0xchrisb's feedback and insights into the Hailstorm scenario at y-security.de/news-en/hack-t… #Y #HackTheBox #Cloud #AWS #Hailstorm #BugBounty
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Sven Schlüter retweeted
26 Feb 2023
New AMSI lifetime bypass, it works by searching for the first byte of each instruction to prevent updates from affecting it, Check it out. #amsi #redteam #cybersecurity github.com/ZeroMemoryEx/Amsi…
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