Master Cybersecurity with Expert Guidance

JASON Company is a cybersecurity and penetration testing firm co-founded by Jason Chang （常家鑫）and his team. The team has years of practical experience, focusing on website and system security, and has won numerous awards in cybersecurity challenges. We welcome collaboration to enhance skills and ensure the security of the digital world.

Connect with a seasoned cybersecurity and penetration testing expert to explore tailored solutions for your security needs.

Schedule a meeting to discuss your specific needs and how we can help you achieve your cybersecurity goals. Click the “Schedule Now” button below for more information.

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Our Cybersecurity and Penetration Testing Services

Award-Winning Security Strategies Consulting

Leverage proven security strategies developed through years of experience and multiple accolades.

Custom Vulnerability Exploitation Simulations

Simulated penetration tests tailored to your environment to expose and fix real-world security weaknesses.

Comprehensive Web Security Assessments

Thorough evaluation of your web applications to identify vulnerabilities and strengthen defenses against attacks.

Penetration Testing Training Workshops

Hands-on training sessions designed to equip you with practical skills in penetration testing methodologies.

Security, privacy, and performance status with fix options.

Advanced System Security Analysis

In-depth analysis of your IT systems to detect and mitigate security risks, ensuring robust protection.

Cybersecurity Competition Preparation

Expert coaching to prepare you for cybersecurity contests, enhancing your skills and confidence.

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Empower Your Security, Master Every Digital Threat.

Welcome to collaborate and secure your future!

Team

Jason Chang(常家鑫)

(Jason Chang) An experienced cybersecurity analyst specializing in vulnerability assessments and penetration testing, with a strong background in web and system security.

man using laptop computer while holding teacup

Sam Leo

(Sam Leo) A skilled penetration tester with extensive knowledge in ethical hacking and network security, recognized for participating in and winning multiple cybersecurity competitions.

woman in black framed eyeglasses using macbook

Eva Galperin

(Eva Galperin) is EFF's Director of Cybersecurity. Prior to 2007, when she came to work for EFF, Eva worked in security and IT in Silicon Valley and earned degrees in Political Science and International Relations from SFSU.

Jason: Your Trusted Partner in Cybersecurity and Penetration Testing

Expertise in Cybersecurity and Penetration TestingJason Chang is led by a seasoned cybersecurity and penetration testing expert with years of hands-on experience. Our founder has a deep understanding of web security and system security, having dedicated extensive research and practice in these fields. This expertise ensures that Jason provides cutting-edge solutions to safeguard your digital assets against evolving cyber threats.
Comprehensive Security ServicesWe offer a wide range of services including thorough penetration testing, vulnerability assessments, and tailored cybersecurity training. Our team participates regularly in various cybersecurity competitions, continually honing skills and staying ahead of the latest attack techniques. This dynamic approach enables Jason to deliver robust defenses and proactive security strategies tailored to your specific needs.
Award-Winning Performance and CommitmentJason's commitment to excellence is proven by numerous awards won in cybersecurity and penetration testing contests. Our success in these competitions reflects our dedication to quality and innovation. Choosing Jason means partnering with a trusted local expert who not only understands the complexities of cybersecurity but also brings proven results to protect your business effectively.

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Reviews

"感谢常家鑫老师的卓越指导，让我在多个网络安全比赛中表现出色。他的实际经验和能够将复杂主题简单化的教学风格，创造了一个引人入胜且有效的学习环境。杰森不仅分享了他的丰富知识，还激发了学生的信心和好奇心。他将复杂概念拆解成易于理解的部分，极大地提升了我在该领域的理解和能力。此外，常老师的指导不仅仅停留在学术层面；他还投入时间培养逻辑思维和解决问题的能力。"

黑桃J, shanghai

"EVA is an outstanding cybersecurity engineer with profound technical knowledge and extensive practical experience. Her expertise in network threat detection and response is impressive, allowing her to quickly identify potential attacks and take effective measures to counter them. EVA excels at analyzing complex security incidents and proposing targeted solutions, while always maintaining a keen insight into the latest security trends. Her communication skills within the team are excellent, enabling her to explain complex technical issues in an easily understandable manner for non-technical personnel."

john, Kuala Lumpur

"Jason Chang is a cybersecurity expert with exceptional skills in quickly identifying and resolving complex security issues. His attention to detail ensures project safety, fostering team trust. With innovative thinking, he presents unique solutions to challenges and communicates complex concepts clearly, facilitating effective collaboration and knowledge sharing that helps colleagues grow and enhance their skills."

Jerry, london

"Jason Chang is an exceptional cybersecurity and penetration testing instructor. His deep knowledge of web and system security has significantly improved my skills and confidence in the field. Jason's passion for teaching is evident in his engaging lessons, which are always filled with real-world examples and hands-on exercises that enhance understanding. He has a unique ability to break down complex concepts into clear, digestible pieces, making learning both enjoyable and effective. His commitment to student success goes above and beyond; he is always available for questions ."

bob, New York

"Sam Leo is a highly skilled penetration testing engineer known for his exceptional analytical abilities and in-depth understanding of cybersecurity vulnerabilities. His meticulous approach to identifying and exploiting weaknesses in systems ensures thorough assessments and detailed reporting. Sam demonstrates remarkable creativity in his testing methodologies, often uncovering hidden vulnerabilities that others might overlook. His strong problem-solving skills allow him to develop tailored solutions that effectively address clients' specific security needs. Additionally."

mike, Paris

"Jason possesses remarkable skills in penetration testing, adept at identifying vulnerabilities within systems with precision and speed. His analytical mindset enables him to devise intricate attack scenarios, ensuring robust security assessments. Jason also demonstrates a comprehensive understanding of various frameworks and tools, allowing him to tailor his approach to the specific needs of each client. His meticulous reporting highlights not just weaknesses but also actionable recommendations, empowering organizations to strengthen their defenses effectively. "

bill, Moscow

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