TENUMBRA

TENUMBRA

Speciality: Adversary Emulation

Ottawa, Canada 4 employees
[01] About

IT Services and IT Consulting company specializing in cybersecurity, including penetration testing; based in Ottawa, Canada, with 2 employees; offers adversary emulation, security services, and works with international organizations on critical security missions.

At TENUMBRA, we are audacious agents of positive change driven by the thrill of the hunt. Because there’s always something lurking in the shadows, our Adversary Emulation services are here to shed some light. We work with large international organisations on critical missions, helping them bolster their defenses with adversary emulation services, software, and events as well as emerging threats research and reporting. Invite the invasion. We jump fearlessly into new missions, working hands-on with a variety of systems and technology, and never give up. We craft impactful work, helping you to: - Assess with Penetration Testing - Train with Cyber Exercises - Test your defenses with Red Teaming Our mission goes beyond the task at hand. As a team, we fuel on mutual empowerment and knowledge sharing. We are passionately driven and constantly learning, as we connect and elevate the international cyber security community as a whole. United, we are impenetrable. Put your resilience to the test. Come spar with us.
[02] Services
[03] Certifications
CISSP

CISSP Certification Overview


Origin


The Certified Information Systems Security Professional (CISSP) was created by the International Information System Security Certification Consortium, commonly known as (ISC)², in 1994. The certification was developed in response to the growing need for a standardized, vendor-neutral credential that could validate the expertise of information security professionals. (ISC)² designed the CISSP to establish a common body of knowledge for the cybersecurity field and provide a benchmark for measuring professional competence in information security.


Industry Value


The CISSP is widely regarded as one of the most prestigious and recognized certifications in cybersecurity, often required or preferred for senior-level security positions. Its value stems from its comprehensive coverage of eight security domains, including security operations, asset security, and security architecture, which demonstrates a candidate's broad expertise across the entire security landscape. The certification is accredited to ISO/IEC Standard 17024 and meets U.S. Department of Defense Directive 8570 requirements, making it particularly valuable for government contractors and enterprise organizations. Employers value CISSP-certified professionals because the rigorous examination process and experience requirements (minimum five years) ensure holders possess both theoretical knowledge and practical experience in managing and implementing security programs.

CEH

Certified Ethical Hacker (CEH) Certification


Origin


The Certified Ethical Hacker (CEH) certification was created by the International Council of E-Commerce Consultants (EC-Council) in 2003. EC-Council developed this certification in response to the growing need for standardized training in ethical hacking and penetration testing. The organization recognized that cybersecurity professionals needed formal credentials that would demonstrate their ability to think like malicious hackers in order to better defend systems and networks. The CEH was designed to establish a baseline of knowledge for security practitioners who assess system vulnerabilities using the same techniques employed by attackers.


Industry Value


The CEH certification is valued in the cybersecurity industry because it validates practical knowledge of security threats, vulnerabilities, and countermeasures. Many organizations, including government agencies and private corporations, recognize CEH as a benchmark for hiring security analysts, penetration testers, and security consultants. The certification covers 20 domains of information security, providing holders with a comprehensive understanding of attack vectors and defensive strategies. For professionals, earning the CEH demonstrates commitment to the field and can lead to career advancement opportunities and increased earning potential in an industry facing significant talent shortages.

OSWP

OSWP Cybersecurity Certification


Origin


The Offensive Security Wireless Professional (OSWP) certification was created by Offensive Security, the same company behind the renowned OSCP certification. Launched in 2008, the OSWP was developed to address the growing need for professionals skilled in wireless network security assessment. Offensive Security created this certification to provide hands-on, practical training in identifying and exploiting vulnerabilities in 802.11 wireless networks, maintaining their philosophy of "Try Harder" and emphasizing real-world penetration testing skills over theoretical knowledge.


Industry Value


The OSWP is valued in the cybersecurity industry because it demonstrates proven practical ability in wireless network penetration testing through a hands-on exam format. Unlike multiple-choice certifications, holders must successfully crack WEP and WPA/WPA2 encryption and document their methodology in a professional penetration testing report. This certification is particularly respected because it validates actual technical competency rather than memorization, making OSWP holders attractive candidates for penetration testing roles, security consulting positions, and network security positions where wireless infrastructure assessment is critical.

OPST
GPEN

The GPEN Certification: Origin


The GPEN (GIAC Penetration Tester) certification was created by the Global Information Assurance Certification (GIAC), an organization founded in 1999 as part of the SANS (SysAdmin, Audit, Network, and Security) Institute. GIAC developed the GPEN to validate the technical skills of cybersecurity professionals who perform penetration testing and ethical hacking. The certification was designed to ensure that practitioners possess both the theoretical knowledge and hands-on abilities needed to conduct proper security assessments and identify vulnerabilities in networks and systems.


Industry Value and Importance


The GPEN certification is highly valued in the cybersecurity industry because it demonstrates practical, real-world penetration testing skills rather than just theoretical knowledge. Employers recognize GPEN-certified professionals as capable of conducting thorough security assessments, understanding attack vectors, and properly documenting findings. The certification meets DoD 8570/8140 requirements for certain Information Assurance positions, making it particularly valuable for government contractors and federal positions. Its focus on hands-on methodology and current attack techniques makes GPEN holders sought after for offensive security roles, penetration testing teams, and security consulting positions.

OSINT