Doyensec (@doyensec) 's Twitter Profile
Doyensec

@doyensec

Doyensec works at the intersection of software development and offensive engineering. We discover vulnerabilities others cannot, and help mitigate the risk.

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linkhttp://www.doyensec.com calendar_today02-05-2016 05:47:17

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Doyensec (@doyensec) 's Twitter Profile Photo

Thanks to all the people who make @BSSidesSF happen every year. We're always happy to sponsor such a great conference! All of the #Doyensec team who attended had a great time! See you next year! #bsides #bsidessf

Thanks to all the people who make @BSSidesSF happen every year. We're always happy to sponsor such a great conference! All of the #Doyensec team who attended had a great time! See you next year!
#bsides #bsidessf
Doyensec (@doyensec) 's Twitter Profile Photo

Our 73696e65's latest research has resulted in at least 1⃣5⃣ CVEs in ksmbd🤯, including multiple use-after-frees, bounds checks, type confusion and overflows‼️ Check it out today! doyensec.com/research.html#… #doyensec #appsec #security #linux

Our <a href="/73696e65/">73696e65</a>'s latest research has resulted in at least 1⃣5⃣ CVEs in ksmbd🤯, including multiple use-after-frees, bounds checks, type confusion and overflows‼️ Check it out today!

doyensec.com/research.html#…

#doyensec #appsec #security #linux
Doyensec (@doyensec) 's Twitter Profile Photo

Going beyond SSO, our Anaximander decided to take a deep dive into SCIM in our latest blog post. Read it today to learn how including this user identity standard in your next test's scope can reap big rewards! blog.doyensec.com/2025/05/08/sci… #doyensec #appsec #security #scim

Going beyond SSO, our <a href="/lacerenza_fra/">Anaximander</a> decided to take a deep dive into SCIM in our latest blog post. Read it today to learn how including this user identity standard in your next test's scope can reap big rewards!

blog.doyensec.com/2025/05/08/sci…

#doyensec #appsec #security #scim
Doyensec (@doyensec) 's Twitter Profile Photo

We'd like to welcome the latest member of our team - Diego Perez, our new Application Security Intern! Welcome aboard! 🎉 #doyensec #appsec #security #internships

We'd like to welcome the latest member of our team -  Diego Perez, our new Application Security Intern! Welcome aboard! 🎉

#doyensec #appsec #security #internships
Doyensec (@doyensec) 's Twitter Profile Photo

🚨 Advisory Alert!🚨 We've just published our Aleandro's advisory regarding a heap overflow in HAProxy Technologies as part of our coordinated disclosure process. Read all the details here: doyensec.com/research.html#… #doyensec #appsec #security #haproxy

🚨 Advisory Alert!🚨 We've just published our <a href="/drw0if/">Aleandro</a>'s advisory regarding a heap overflow in <a href="/HAProxy/">HAProxy Technologies</a> as part of our coordinated disclosure process. Read all the details here: doyensec.com/research.html#…

#doyensec #appsec #security #haproxy
Doyensec (@doyensec) 's Twitter Profile Photo

Several members of the #doyensec team are here in Berlin 🇩🇪attending offensivecon this weekend! Ping us or just say "hallo" in person, if you'd like to talk #appsec or grab a coffee. We're looking forward to some amazing talks! #offensivecon #security

Several members of the #doyensec team are here in Berlin 🇩🇪attending <a href="/offensive_con/">offensivecon</a> this weekend! Ping us or just say "hallo" in person, if you'd like to talk #appsec or grab a coffee. We're looking forward to some amazing talks! 
#offensivecon #security
Doyensec (@doyensec) 's Twitter Profile Photo

Attending @confidenceconf in Krakow 🇵🇱 this weekend? Be sure to check out our Szymon Drosdzol's presentation - API Authorization Antipatterns: confidence-conference.org/lecture-2025/#… #doyensec #appsec #confidencecon

Doyensec (@doyensec) 's Twitter Profile Photo

🚨Just posted🚨: Learn about real-world API authorization vulnerabilities we frequently see with the slides from Szymon Drosdzol's recent presentation at confidenceconf in Krakow. doyensec.com/resources/CONF… #doyensec #appsec #security

🚨Just posted🚨: Learn about real-world API authorization vulnerabilities we frequently see with the slides from <a href="/tell1c0/">Szymon Drosdzol</a>'s recent presentation at <a href="/CONFidenceConf/">confidenceconf</a> in Krakow.

doyensec.com/resources/CONF…

#doyensec #appsec #security
Doyensec (@doyensec) 's Twitter Profile Photo

Thanks to inspiration and support from Teleport, #doyensec is proud to release the Security Policy Evaluation Framework, a tool for testing security policy engines! cc:Open Policy Agent,OpenFGA,AWS Security github.com/gravitational/… #appsec #rigo #cedar #openfga #security

Thanks to inspiration and support from <a href="/goteleport/">Teleport</a>, #doyensec is proud to release the Security Policy Evaluation Framework, a tool for testing security policy engines!
cc:<a href="/OpenPolicyAgent/">Open Policy Agent</a>,<a href="/OpenFGA/">OpenFGA</a>,<a href="/AWSSecurityInfo/">AWS Security</a>

github.com/gravitational/…

#appsec #rigo #cedar #openfga #security
Doyensec (@doyensec) 's Twitter Profile Photo

🚀We have just released a new Security Advisory for NASA's CFITSIO library 🛰️. Click the link for details on the Heap Overflow, Type Confusion, Out-of-Bound Writes and other vulnerabilities discovered by our Adrian Denkiewicz ! doyensec.com/resources/Doye… #doyensec #appsec #security

🚀We have just released a new Security Advisory for <a href="/NASA/">NASA</a>'s CFITSIO library 🛰️. Click the link for details on the Heap Overflow, Type Confusion, Out-of-Bound Writes and other vulnerabilities discovered by our <a href="/a_denkiewicz/">Adrian Denkiewicz</a> !

doyensec.com/resources/Doye…

#doyensec #appsec #security
Doyensec (@doyensec) 's Twitter Profile Photo

Several members of the @doyensec team are heading to TumpiCon 🇮🇹 for our Norbert Szetei's (73696e65) presentation on his awesome ksmbd security research. If you're around, make sure to talk to Luca Carettoni & the team! #doyensec #appsec #TumpiCon tumpicon.org

Several members of the  @doyensec team are heading to <a href="/TumpiConIT/">TumpiCon</a> 🇮🇹  for our Norbert Szetei's (<a href="/73696e65/">73696e65</a>) presentation on his awesome ksmbd security research. If you're around, make sure to talk to <a href="/lucacarettoni/">Luca Carettoni</a> &amp; the team!
#doyensec #appsec #TumpiCon 

tumpicon.org
Doyensec (@doyensec) 's Twitter Profile Photo

📢Just published - Our new white paper comparing Semgrep's Code and Community editions! We dove into both versions of this popular tool to see what the differences were and how they performed against each other. doyensec.com/resources/Comp… #doyensec #appsec #security #semgrep

📢Just published - Our new white paper comparing <a href="/semgrep/">Semgrep</a>'s Code and Community editions! We dove into both versions of this popular tool to see what the differences were and how they performed against each other.
doyensec.com/resources/Comp…

#doyensec #appsec #security #semgrep
Doyensec (@doyensec) 's Twitter Profile Photo

Our latest 🚨Security Advisory🚨 includes multiple vulnerabilities affecting the immersed platform (Immersed). The findings include an RCE via Session Overwriting, an RCE via CSRF and a Privilege Escalation flaw. doyensec.com/resources/Doye… #doyensec #appsec #security

Our latest 🚨Security Advisory🚨 includes multiple vulnerabilities affecting the immersed platform (<a href="/immersedXR/">Immersed</a>). The findings include an RCE via Session Overwriting, an RCE via CSRF and a Privilege Escalation flaw. 

doyensec.com/resources/Doye…

#doyensec #appsec #security
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🚨Security Advisories🚨: multiple vulnerabilities in Retool (Retool), including host header injection and CSRF - discovered by Doyensec and the Robinhood (Robinhood) Red team! docs.retool.com/disclosures/cv… docs.retool.com/disclosures/cv… #doyensec #appsec #security #retool #robinhood

🚨Security Advisories🚨: multiple vulnerabilities in Retool (<a href="/retool/">Retool</a>), including host header injection and CSRF - discovered by Doyensec and the Robinhood (<a href="/RobinhoodApp/">Robinhood</a>) Red team! 

docs.retool.com/disclosures/cv… docs.retool.com/disclosures/cv…
#doyensec #appsec #security #retool #robinhood
Doyensec (@doyensec) 's Twitter Profile Photo

Are you located in the US/EU? passionate about #appsec? Maybe you follow #bugbountytips or are an avid #ctf player and are ready to take the next step. If so, we're looking for our next #intern, so consider applying today - hackers.doyensec.com. #doyensec #security #internship

Are you located in the US/EU? passionate about #appsec? Maybe you follow #bugbountytips or are an avid #ctf player and are ready to take the next step. If so, we're looking for our next #intern, so consider applying today - hackers.doyensec.com.
#doyensec #security #internship
Doyensec (@doyensec) 's Twitter Profile Photo

📖Read about a real-world C# #cryptography vulnerability we've discovered in the wild in our latest blog post! No math required (unless you're into that sort of thing)! blog.doyensec.com/2025/08/19/tri… #doyensec #appsec #security #csharp

📖Read about a real-world C# #cryptography vulnerability we've discovered in the wild in our latest blog post! No math required (unless you're into that sort of thing)! 

blog.doyensec.com/2025/08/19/tri…

#doyensec #appsec #security #csharp