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לפני 12 שעות
Location: Tel Aviv-Yafo
Job Type: Full Time
This role is offered as a hybrid, with the expectation to be in the office 3 days per week in Tel Aviv, Israel. We can only accept applications from those based in Israel or who have sponsorship to live and work in Israel.

What you can expect to do in this role:
iOS Security Analysis: Conduct in-depth analysis of iOS security mechanisms, including the secure boot process, sandboxing, code signing, keychain, secure enclave, and data protection. Identify weaknesses and potential vulnerabilities within the iOS ecosystem.
Vulnerability Assessment: Perform comprehensive vulnerability assessments of iOS applications using industry-standard frameworks such as MITRE, OWASP Mobile Security Testing Guide, and tools like Burp Suite. Identify and document security issues and propose mitigation strategies.
Attack Vector Analysis: Explore potential attack vectors that could compromise iOS devices and applications. Develop a deep understanding of the iOS threat landscape and post-exploit scenarios to anticipate and counteract security threats effectively.
Reverse Engineering: Utilize reverse engineering techniques and tools such as IDA Pro, Hopper, and Ghidra to dissect iOS applications and firmware. Analyze binaries, disassemble code, and reverse engineer software components to uncover vulnerabilities and weaknesses.
Privilege Escalation Research: Investigate iOS privilege escalation techniques and vulnerabilities, staying ahead of potential threats. Research and develop countermeasures to protect against privilege escalation attacks.
Development Contributions: While not mandatory, the ability to develop security-related tools, scripts is an advantage. Contribute to the creation of custom tools or enhancements that aid in mobile forensic analysis and security assessments.
Documentation and Reporting: Create detailed reports and documentation of security findings, methodologies, and recommended solutions. Communicate research results effectively to both technical and non-technical stakeholders through written reports and presentations.
Collaboration: Collaborate closely with cross-functional teams, including fellow researchers, software developers, and cybersecurity experts, to share insights, collaborate on security initiatives, and contribute to the development of secure mobile solutions.
Stay Current: Continuously monitor and stay up-to-date with the latest developments in iOS security, vulnerabilities, and exploits. Contribute to threat intelligence by sharing relevant information with the team.
Requirements:
What we are looking for:
Minimum of 5 years of experience in relevant field.
Minimum of 4+ years of experience in vulnerability assessment of iOS applications (e.g., MITRE, OWASP Mobile Security Testing Guide, Burp Suite).
Minimum of 5 years of experience in Reverse Engineering (e.g., IDA Pro, Hopper, ghidra).
Understanding of potential attack vectors and post-exploit scenarios.
Understanding of iOS security mechanisms (secure boot process, sandboxing, code signing, keychain, secure enclave, and data protection).
Knowledge of iOS Privilege Escalation techniques.
Product development capabilities (preferred).
Fluent English - Writing & speaking.

EDUCATION & CERTIFICATIONS:
BSc or other relevant degree an advantage.
This position is open to all candidates.
 
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29/05/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We are looking for a Cyber Security Researcher to drive innovation in security defenses for on-premises and cloud environments. Your primary focus will be twofold:

1. Researching and developing novel defensive mechanisms to detect and mitigate advanced threats.

2. Contributing to open-source security tools by developing new solutions and enhancing existing ones.If you have a passion for security research, a strong technical foundation, and a drive to make meaningful contributions to the cybersecurity community, wed love to hear from you.


Responsibilities:
Research and prototype novel security defense techniques for on-prem and cloud-based systems

Analyze modern attack techniques and develop countermeasures to mitigate them.

Design, develop, and improve open-source security tools to help defenders detect and respond to threats.

Reverse engineer malware, attack tools, and security mechanisms to identify vulnerabilities and improvements.

Investigate Windows internals and authentication protocols (NTLM, Kerberos, SAML, OAuth) to enhance security defenses.Write secure, efficient, and maintainable C/C++ code for research and tooling purposes.

Collaborate with the security research community and contribute to blogs, whitepapers, and conference talks.

Stay ahead of the evolving threat landscape and propose innovative security solutions.
Requirements:
5+ years of experience in security research, reverse engineering, or exploit mitigation.

Strong understanding of Windows internals and kernel security.

Expertise in reverse engineering (IDA Pro, Ghidra, WinDbg, x64dbg, etc.).

Proficiency in C/C++ programming for security-related projects.

Familiarity with authentication protocols such as NTLM, Kerberos, OAuth, SAML.

Experience developing or maintaining open-source security tools.

Strong analytical and problem-solving skills in a research-driven environment.
This position is open to all candidates.
 
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27/05/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
Conduct penetration testing on applications and network environments to identify vulnerabilities and security gaps.
Develop and document testing plans and penetration test reports with clear findings and recommendations.
Perform reconnaissance and network surveys to assess target environments.
Research security tools, exploits, and emerging threats, contributing to blogs and knowledge-sharing initiatives.
Analyze vulnerabilities, exploit weaknesses, and escalate access where applicable.
Assist in malware analysis and breach investigations to support incident response efforts.
Stay up to date with the latest attack techniques, tools, countermeasures, and technologies.
Mentor new team members and contribute to the development of tools, templates, and methodologies for penetration testing.
Requirements:
5+ years of experience in web application penetration testing, internal and external PT experience following OWASP methodologies
Hands-on experience with offensive security tools such as Burp Suite, Fiddler, SQLmap, Metasploit, Nmap, Netcat, BloodHound, Empire, and Wireshark
Strong understanding of network security concepts, including firewalls, VPNs (IPsec & SSL), IDS/IPS, and WLANs
Proficiency in scripting and automation (Python, PowerShell, JavaScript, Bash)
Experience managing and securing Windows and Unix/Linux environments
Knowledge of database security, including functions, interactions, and communications
Ability to effectively communicate findings to technical and non-technical stakeholders, including C-level executives
Hands-on experience in exploiting security vulnerabilities in lab or real-world environments (e.g., Capture the Flag challenges)
Experience in penetration testing for operational technologies (OT) - Advantage
OSCP / OSWE certifications or equivalent ethical hacking certifications - Advantage
This position is open to all candidates.
 
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21/05/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We are looking for a Malware Analysis Team Leader with a deep focus on cybercrime investigations to lead a dynamic team of experts dedicated to identifying, analyzing, publishing, and mitigating cybercrime-related threats. This leadership role will drive advanced malware analysis efforts, conduct threat research, publish in top conferences and blogs, and coordinate with internal and external stakeholders to combat and prevent cybercriminal activities. The ideal candidate will have strong technical expertise in malware reverse engineering, a deep understanding of cybercrime tactics, and excellent communication skills, including the ability to present findings clearly and publish research for internal stakeholders and the broader cybersecurity community.

Key Responsibilities
Lead the Malware Analysis Team: Manage and mentor a team of skilled researchers on identifying, analyzing, and mitigating malware associated with cybercrime, including ransomware, banking Trojans, exploit kits, and other forms of cybercriminal malware.
Cybercrime Threat Intelligence: Collaborate with threat intelligence teams to analyze malware in the context of cybercrime syndicates and criminal activity. Identify trends, tactics, and patterns in malware usage by cybercriminal groups and provide actionable intelligence to relevant teams and external partners.
Malware Reverse Engineering: Lead efforts in reverse-engineering malicious software, tracking variants, and identifying attack techniques, tactics, and procedures (TTPs) cybercriminal actors use.
Cross-Functional Collaboration: Work closely with internal teams (e.g., Incident Response, Threat Intelligence, SOC) and external stakeholders (e.g., law enforcement, CERT, threat intelligence providers) to share findings, collaborate on investigations and coordinate actions to disrupt cybercrime activities.
Publication and Thought Leadership: Produce detailed, high-quality research reports and technical papers based on malware analysis and cybercrime investigations. Contribute to the publication of findings in industry-leading forums, conferences, and journals, establishing the organization as a thought leader in cybersecurity.
Presentations and Reporting: Prepare and deliver presentations to technical and non-technical stakeholders, including executives, legal teams, and law enforcement. Communicate complex findings, research insights, and actionable intelligence on cybercrime and malware trends.
Training and Development: Mentored junior team members, providing guidance on malware analysis techniques, threat hunting, and reporting. Foster a culture of continuous improvement, encouraging knowledge sharing and professional development within the team.
Requirements:
5+ years of experience in malware analysis, cybercrime investigations, or related fields.
2+ years in a leadership or team management role with experience leading cybersecurity operations in high-stakes environments.
Expertise in malware reverse engineering (static and dynamic analysis).
Proficiency in using industry-standard tools such as IDA Pro, X64, VT, Etc.
Strong understanding of common malware types used in cybercrime (e.g., ransomware, keyloggers, exploit kits, mobile threats).
Development skills with Python, C/C++, Assembly, or other scripting languages for malware analysis and automation.
Cybercrime Knowledge: Strong understanding of cybercriminal tactics, techniques, and procedures (TTPs). Experience with investigating ransomware campaigns, fraud schemes, financially motivated attacks, and other forms of cybercrime.
This position is open to all candidates.
 
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לפני 16 שעות
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
Required Security Researcher
Description
We build trust in blockchain technology through better security. Our onchain security platform is trusted by the biggest names in web3including Coinbase, Metamask, Uniswap, Backpack, Stellar, and moreto detect, understand, and automatically prevent or mitigate damage from fraud, scams, hacks, and financial risks.
As a Security Researcher, you will be responsible for conduct in-depth research and analysis of new threats and vulnerabilities in the blockchain space and develop tools and systems to detect and mitigate security risks in real-time. Youll work closely with our engineering and product teams to develop security strategies, detect and mitigate exploits, and enhance our on-chain security platform. While prior Web3 experience is an advantage, we welcome applicants with a solid security research background looking to break into blockchain security.
Key Responsibilities:
Conduct in-depth security research on blockchain protocols, smart contracts, and decentralized applications.
Identify and analyze security vulnerabilities, exploits, and attack vectors in Web3 protocols.
Collaborate with the engineering team to integrate detection capabilities into our on-chain exploit detection system.
Create proof-of-concept (PoC) exploits and simulations to help test and validate threat scenarios.
Stay current with emerging threats, new technologies, and industry best practices in information security.
Requirements:
Essential:
5+ years of experience in security research.
3+ years of experience in Python, Rust or Go.
Strong analytical mindset with the ability to identify patterns and dissect complex problems.
Excellent communication skills and the ability to convey complex security issues in a clear manner.
Self-motivated and eager to learn new technologies and methodologies.
Preferred:
Practical experience with blockchain and smart contract security.
Knowledge of cryptography fundamentals relevant to blockchain.
Practical experience with solving data-driven challenges.
This position is open to all candidates.
 
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הגשת מועמדותהגש מועמדות
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חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
The Research team at our company takes on the immense challenge of identifying and stopping malicious activity across vast streams of traffic. By crafting innovative solutions, we empower our products to make trillions of decisions every day with unparalleled precision. Our work directly impacts the safety of the internet and ensures that our company remains the best-in-class solution for our customers, standing strong against the ever-evolving tactics of attackers.
Were looking for a Senior Web Security Researcher to be part of a team of highly skilled professionals that include security researchers, data researchers, data scientists and software engineers who continuously hunt for threats, evaluate and develop new detection techniques, and share intel and attribution for cybercrime activity with the goal of protecting our customers while keeping the internet our company.
What you'll do:
Play a lot with the web-browsers, trying to find differences in behavior between them.
Research and develop signal collection on both mobile and desktop, which enables detection and improve our protection
Find ways to detect automation, for example, tools like Selenium, Playwright or Puppeteer.
Understand customer specific requirements, deliver with impact and exceed customer expectations.
Discover adversary tactics, techniques, and procedures leveraged by bots.
Create and validate data insights to enhance detection excellence.
Share security research topics through blogs, research talks, knowledge base and external engagements including conference presentations, detailing your discoveries for internal and external sharing.
Find bad stuff on the internet, see if you can figure out how it is done, document it.
Red team, experiment, and develop new tactics for various kinds of fraud and to bypass our detection, no need to wait for an attack to be discovered and used by adversaries first.
Stay abreast of cyber security trends and events related to our mission.
Contribute high impact work that substantially benefits team level metrics and OKRs.
Develop techniques, tools and scripts to simplify yours and others work.
Requirements:
B.sc in computer science or equivalent experience (technological unit alumni etc.)
Expertise in web architecture and protocols (DOM, Javascript, HTTP/HTTPS, IPv4/v6 etc.)
Understanding of the cybersecurity threat landscape.
3 years+ of proven Cyber Security Research experience.
Good English (Reading and Writing).
Proven experience in scripting languages (Python and JavaScript).
Decent experience in data analysis and relevant languages (SQL, Python).
Motivated, independent, and passionate about finding the bad guys.
Ability to motivate and lead those around you by your own contribution, professionalism, and teamwork.
Nice to have:
Hands-on experience with data analysis of large and complex data sets (data manipulation, statistical analysis, Conclusions, etc.) - Great advantage.
Experience with threats created by bots / Creating automated web-related tools.
Reversing capabilities.
Experience with publishing technical blogs/speaking at conferences.
This position is open to all candidates.
 
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הגשת מועמדותהגש מועמדות
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תודה על שיתוף הפעולה
מודים לך שלקחת חלק בשיפור התוכן שלנו :)
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time and Hybrid work
The Research team at our company takes on the immense challenge of identifying and stopping malicious activity across vast streams of traffic. By crafting innovative solutions, we empower our products to make trillions of decisions every day with unparalleled precision. Our work directly impacts the safety of the internet and ensures that our company remains the best-in-class solution for our customers, standing strong against the ever-evolving tactics of attackers.
Were looking for a Senior Web Security Researcher to be part of a team of highly skilled professionals that include security researchers, data researchers, data scientists and software engineers who continuously hunt for threats, evaluate and develop new detection techniques, and share intel and attribution for cybercrime activity with the goal of protecting our customers while keeping the internet our company.
What you'll do:
Play a lot with the web-browsers, trying to find differences in behavior between them.
Research and develop signal collection on both mobile and desktop, which enables detection and improve our protection
Find ways to detect automation, for example, tools like Selenium, Playwright or Puppeteer.
Understand customer specific requirements, deliver with impact and exceed customer expectations.
Discover adversary tactics, techniques, and procedures leveraged by bots.
Create and validate data insights to enhance detection excellence.
Share security research topics through blogs, research talks, knowledge base and external engagements including conference presentations, detailing your discoveries for internal and external sharing.
Find bad stuff on the internet, see if you can figure out how it is done, document it.
Red team, experiment, and develop new tactics for various kinds of fraud and to bypass our detection, no need to wait for an attack to be discovered and used by adversaries first.
Stay abreast of cyber security trends and events related to our mission.
Contribute high impact work that substantially benefits team level metrics and OKRs.
Develop techniques, tools and scripts to simplify yours and others work.
Requirements:
B.sc in computer science or equivalent experience (technological unit alumni etc.)
Expertise in web architecture and protocols (DOM, Javascript, HTTP/HTTPS, IPv4/v6 etc.)
Understanding of the cybersecurity threat landscape.
3 years+ of proven Cyber Security Research experience.
Good English (Reading and Writing).
Proven experience in scripting languages (Python and JavaScript).
Decent experience in data analysis and relevant languages (SQL, Python).
Motivated, independent, and passionate about finding the bad guys.
Ability to motivate and lead those around you by your own contribution, professionalism, and teamwork.
Nice to have:
Hands-on experience with data analysis of large and complex data sets (data manipulation, statistical analysis, Conclusions, etc.) - Great advantage.
Experience with threats created by bots / Creating automated web-related tools.
Reversing capabilities.
Experience with publishing technical blogs/speaking at conferences.
This position is open to all candidates.
 
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הגשת מועמדותהגש מועמדות
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לפני 9 שעות
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We are looking for a Malware Researcher to analyze and review malware applications. You should have a background in cybersecurity and software development.
Requirements:
We are looking for a Malware Researcher to analyze and review malware applications. You should have a background in cybersecurity and software development. Responsibilities:
Training in malware analysis and detection and provides exposure to various malware threats and techniques. Researchers will combine technical and intelligence findings to reach accurate verdicts and assist in the bulk removal of malicious applications. The position requires adaptability and proactive identification of emerging malware trends.
We are seeking for someone who is willing to learn, can perform effectively under pressure, and maintain high professional standards. Requirements:
At least 2+ years in the industry in one of the following: malware research, reverse engineering, penetration testing, or software development
Strong understanding of JAVA object-oriented programming
Ability to trace execution flow through code analysis
Comprehensive knowledge of cybersecurity, networking, and programming fundamentals
Proficient English communication skills (reading and writing)
Proficiency in multiple programming languages (e.g., JavaScript, C / C ++)
Experience with disassemblers such as IDA Pro or Ghidra
Experience with decompilers such as JADX or JEB
Familiarity with instrumentation frameworks like Frida or Xposed
Experience with HTTP debugging and network analysis tools (e.g., Fiddler, HTTP Toolkit, Burp Suite, Wireshark)
This position is open to all candidates.
 
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הגשת מועמדותהגש מועמדות
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מודים לך שלקחת חלק בשיפור התוכן שלנו :)
08/06/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time and Hybrid work
We are an early-stage startup, looking for a technical leader to lead our research & innovation department. Youll lead the Research function at the intersection of Cybersecurity AI and payment fraud prevention. Were revolutionizing B2B payments with cutting-edge technologies, and need a talented, detail-oriented leader to drive our security research efforts and make a real impact on how enterprises secure their payment flows.
What Youll Do:
Build & Lead a World-Class Team: Scale our Research group from 2 to 4 experts, mentoring them to tackle an underserved problem in payment security.
Define the Research Roadmap: Own the strategy for discovering attack trends, vulnerabilities, and fraud methods in B2B payment processes.
Hands-On Research: Hunt emerging threatsinvestigate supply-chain and payment-flow attacks, quantify impact, and prototype novel detection/remediation tools.
Cross-Functional Collaboration: Partner with Product, Engineering, and Threat Intelligence to transform research insights into features that enhance our AI-driven security platform.
Customer & Industry Engagement: Present findings to strategic customer leaders and at conferences; publish whitepapers or blog posts that establish our domain expertise.
Incubate & Operationalize PoCs: Turn proofs-of-concept into production-ready product capabilities that preemptively defend against next-gen payment fraud.
Balance Long-Term Vision & Short-Term Wins: Maintain an action-oriented mindset to deliver both immediate research outputs and foundational work for future product pillars.
Requirements:
Experience: 5+ years in security research, with at least 2 years leading or scaling a small team.
Domain Expertise: Deep familiarity with enterprise cybersecurityideally focused on payment security, fraud prevention,email security and other related AI/ML-based platforms.
Technical Skills: Hands-on proficiency in software development using (e.g., Python, GO), and prototyping security tools and capabilties.
Leadership & Talent-Acquisition: Experience in managing a strong technical team and a track record of attracting, mentoring, and retaining top research talent.
Communication: Excellent verbal and written English skills; able to distill complex technical insights for technical and non-technical audiences alike.
Mindset: Independent, fast learner, creative thinker with strong analytical horsepower and a passion for solving unsolved security challenges.
Nice-to-Haves:
Background in early-stage startups or high-growth environments.
Published research or speaking engagements at top conferences (e.g., Black Hat, DEF CON, RSA).
Experience in AI/ML techniques for threat detection or behavioral analytics.
This position is open to all candidates.
 
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הגשת מועמדותהגש מועמדות
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8208934
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מודים לך שלקחת חלק בשיפור התוכן שלנו :)
28/05/2025
חברה חסויה
Location: Tel Aviv-Yafo and Netanya
Job Type: Full Time
We are one of the main pillars of the offering and long-term strategy. We are pushing the boundaries of security analysis of both binaries and code, shifting left and bringing new and exciting features to both developers and DevOps. We are looking for a Security Researcher to join the team. As a researcher, you will perform security research on open-source projects in both web and low-level technologies. You will define how to identify exploitable security issues in an automated manner and develop code for that purpose.
As a Security Researcher you will...
Research CVEs and 1-day vulnerabilities in various programming languages and ecosystems
Define how to automatically find exploitable vulnerabilities & develop code that identifies the instances where a vulnerability is exploitable
Perform security research on various open-source technologies, frameworks, and libraries
Write technical reports regarding all research subjects mentioned above.
Requirements:
At least 3 years of experience as a Security Researcher
Vulnerability research experience in any of the following languages: Python, Node.JS, Java, C
Experience with code exploitation (for example, Penetration testing in backend environments or web applications, or binary exploitation)
Programming experience in Python
Experience in writing technical reports
Experience in binary reverse engineering - an advantage
DevOps experience - an advantage.
This position is open to all candidates.
 
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הגשת מועמדותהגש מועמדות
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08/06/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We are expanding the Security Research team for which we are looking for highly skilled and passionate Senior Security Researchers focusing on GenAI, AI Agents / Agentic AI, and their interaction with Low-Code and No-Code platforms. The ideal candidate should have a minimum of 5 years of relevant experience and a strong background in conducting research, identifying vulnerabilities, and performing in-depth analysis of web and API security within cloud environments. This role offers a unique opportunity to contribute to the security of emerging technologies that are transforming the way people and organizations use computers.
Requirements:
5+ years of experience in the field of security research, with at least 3 of them focusing on cloud, web, and/or API security.
Proficiency in programming languages like JavaScript and Python and the ability to query large data with SQL-like languages.
Experience working with cloud environments and understanding of cloud security best practices.
Strong knowledge of security principles, protocols, and best practices.
Excellent problem-solving skills and ability to think creatively.
Self-driven and able to work independently, with a proactive attitude towards continuous learning and self-study (others will need to corroborate this 🙂).
Advantages:
Experience with LLMs - prompt engineering, prompt injection, jailbreaking.
Experience in Detection Engineering and Detection Engines - designing, writing, improving rules.
This position is open to all candidates.
 
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