🔒Jean Lejeune🔒 Email and Phone Number
🔒Jean Lejeune🔒 work email
- Valid
🔒Jean Lejeune🔒 personal email
Dear visitor,If you ended up reading this, you may be looking for a cybersecurity expert to support your company and/or customer.After many years in the pentesting industry, Jean Lejeune decided to narrow down his expertise in the application security field.Application security is an underestimate concept, allowing producing robust applications by preventing, as early as possible during the development life cycle, attack vectors. This can be achieved through various processes that could be implemented in regard of your internal constraints and strategies.To guide you along on your application security journey, Jean Lejeune is providing dedicated services leveraging world-renowned audit standards and methodologies. From the definition, to the integration and the operation of an Appsec assurance program, Jean Lejeune is helping companies ramping up their application security level by providing an understandable framework and processes to kick off their application security journey.For further information about Jean Lejeune's services: https://paranoihack.com/?language=enKind Regards,ParanoiHack's CEODo not contact me if you are:- Recruiting for an internal position- Looking for a developer- Looking for a SOC analyst- Not aware of the engagement's description you are recruiting for
Paranoihack SÃ rl
View- Website:
- paranoihack.ch
- Employees:
- 1
-
Ceo - Cybersecurity ContractorParanoihack SÃ rlGeneva, Ge, Ch -
Spv ChairmanElixir Health Aug 2023 - Present -
Ceo - Cybersecurity ContractorParanoihack SÃ rl Jan 2022 - Present -
Head Of Application SecurityLombard Odier Group Sep 2020 - Nov 2021Geneva, ChAs Head of Application Security, I was tasked to define and enforce an application security assurance program.☛ Application security governance☛ SSDLC implementation (SAST/DAST)☛ Metrics monitoring (KRIs/KPIs)☛ Security champions community☛ Internal secure coding training☛ Application security awareness program -
Application Security EngineerLombard Odier Group Jan 2020 - Nov 2021Geneva, Ch☛ Appsec internal consultancy (secure software architecture - design)☛ Network security design☛ Cybersecurity assessments☛ Threat modeling (STRIDE)☛ Code review☛ Various internal developments☛ SAST fine tuning -
Project ManagerImmunit Sà rl Feb 2019 - Nov 2019Nyon, Vaud, ChI managed engagements from pre-sales to delivery for various IT services.☛ Social engineering (Phishing, Vishing, Smishing)☛ Secure coding (Java, PHP, .Net, etc)☛ Penetration testing -
PentesterImmunit Sà rl Jan 2018 - Nov 2019Nyon, Vaud, ChI worked as a cybersecurity engineer and performed, from the kick-off to the report delivery, on various kinds of engagements approaching any aspects of IT security.☛Web application☛Workstation ☛Infrastructure (segregation, segmentation, NAC, etc)☛Desktop application☛Wifi network☛Code review☛Social engineering (phishing, vishing, smishing)☛Secure coding☛Vulnerability researchUpstream my pentester position, I also worked on internal projects where I developed and dockerized an ERP whose aim was to manage clients' security equipment as well as clients' time balance. By the same token, I also revamped the whole phishing platform, allowing to seamlessly deploy phishing campaigns. Finally, I published a few open-source tools on the ImmunIT's Github for the sake of our security audits. Some side-projects are also been developed by myself but not disclosed such as a reconnaissance framework and an API enumeration tool. -
Course InstructorBssi Conseil & Audit 2017 - Dec 2017Paris, Île-De-France, Fr☛ System hacking☛ Session hijacking☛ Python -
PentesterBssi Conseil & Audit Sep 2016 - Dec 2017Paris, Île-De-France, FrI was integrated within the pentesting team and participated to multiple pentestings approaching many aspects of this area e.g. System, web application, mail server, cryptography, etc. Moreover, I was commissioned to work on the management of an internal project and its structural aspect. Lastly, I put in place several tools whose aim were to improve the efficiency and productivity of the company.☛ Go, Pentest, Red Team, Reverse Engineering, OSS, Scrum methodology -
Software DeveloperEtix Everywhere Apr 2015 - Aug 2015Saint-Herblain, Pays De La Loire, FrDevelopment of a software used to control the building access according to several authentication methods (QRCode, LDAP, …). Moreover, a VOIP system has been implemented in order to assist the user in case of problem.☛ C++, NodeJS, YII2, docker, Sofia SIP, protocol and video codecs, Scrum methodology -
[Aer] Teaching AssistantEpitech Feb 2014 - Aug 2014Le Kremlin-Bicêtre, Ile-De-France, FrI worked for my school, Epitech, as a teaching assistant alongside my studies. This job consisted of giving technical courses in C, SQL, and Unix system programming. I helped students on their projects by answering questions and challenging them to go above and beyond the provided guidelines. Additionally I assessed their work once completed, invigilating exams and setting up conferences.☛ C/C++, Unix system programming support (pipes, TTY, ELF, Processus, Threads, Mutex, Semaphores, sockets), SQL, pedagogy, methodology, organization, supervisor -
DeveloperReymann Communication Jul 2013 - Dec 2013Paris & Strasbourg, FrDuring this job, I had to create and maintain several websites.Additionally, I learned AppleScript and 4D programming to help the secretary's work with a new software to automatic seized.☛ PHP, HTML / CSS, SQL, 4D, AppleScript, Web services, ... -
FounderE-Making Nov 2012 - Sep 2013Creation of my own company, specialized on website creation.☛ Entrepreneurship, self learner, proactive
-
SellerHewlett-Packard Sep 2011 - Oct 2012Houston, Texas, UsIn charge of the HP product selling in various selling point. Goals reached : 100%.☛ Business, customer relation, selling techniques
🔒Jean Lejeune🔒 Skills
🔒Jean Lejeune🔒 Education Details
-
University Of KentMaster Of Science (Msc) - Computer Security -
Epitech - European Institute Of TechnologyMaster'S Degree -
Hec ParisEntrepreneurship -
Lycée KleberBaccalauréat
Frequently Asked Questions about 🔒Jean Lejeune🔒
What company does 🔒Jean Lejeune🔒 work for?
🔒Jean Lejeune🔒 works for Paranoihack Sà rl
What is 🔒Jean Lejeune🔒's role at the current company?
🔒Jean Lejeune🔒's current role is CEO - Cybersecurity Contractor.
What is 🔒Jean Lejeune🔒's email address?
🔒Jean Lejeune🔒's email address is j.****@****ier.com
What schools did 🔒Jean Lejeune🔒 attend?
🔒Jean Lejeune🔒 attended University Of Kent, Epitech - European Institute Of Technology, Hec Paris, Lycée Kleber.
What are some of 🔒Jean Lejeune🔒's interests?
🔒Jean Lejeune🔒 has interest in Computer Security, Boxing, Scuba Diving, Running, Swimming.
What skills is 🔒Jean Lejeune🔒 known for?
🔒Jean Lejeune🔒 has skills like C, Assembly Language, Cryptography, Algorithms, C++, Web Security, Team Leadership, Reverse Engineering, Project Management, Steganography, Php, Git.
Free Chrome Extension
Find emails, phones & company data instantly
Aero Online
Your AI prospecting assistant
Select data to include:
0 records × $0.02 per record
Download 750 million emails and 100 million phone numbers
Access emails and phone numbers of over 750 million business users. Instantly download verified profiles using 20+ filters, including location, job title, company, function, and industry.
Start your free trial