About Authors & Technical Reviewer

Himanshu Sharma is an experienced cybersecurity professional and ethical hacker with over 8 years of experience. He cofounded a cybersecurity company and currently serves as the Head of Security at 5ireChain. Himanshu holds certifications such as Certified Red Team Operator (CRTO), Offensive Security Certified Professional (OSCP), Offensive Security Wireless Professional (OSWP), and others.

He has been credited by several major tech companies such as Microsoft, Apple, Facebook, eBay, and AT&T for responsibly disclosing vulnerabilities. Himanshu is also a prolific speaker and trainer, delivering talks and training at prestigious conferences such as Blackhat, Hack in the Box, RSA, SINCON, and many more.

Harpreet Singh is a seasoned cybersecurity expert with over a decade of dedicated service in Ethical Hacking, Penetration Testing, Vulnerability Research, and Red Teaming. He is the esteemed author of Hands On: Web Penetration Testing with Metasploit and Hands On: Red Team Tactics, which serve as essential guides for professionals in the cybersecurity domain. 

As a recognized authority in cybersecurity, Harpreet has shared his profound knowledge and insights as a technical speaker at notable international conferences, including PassTheSalt (2021), where he discussed innovative strategies and techniques in the field of cybersecurity. 

Harpreet holds prestigious certifications that testify to his expertise and commitment to the cybersecurity industry, including Offensive Security Exploit Developer (OSED), Offensive Security Certified Professional (OSCP), Offensive Security Wireless Professional (OSWP), and Certified Red Team Operator (CRTO).

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Yashdeep Saini is a security engineer at VMware Inc., working within the VSRC (VMware Security Response Center) group, with around 6 years of experience. 

His daytoday work primarily involves dabbling with Oday or Iday vulnerability research. Additionally, he possesses prior experience in VAPT as well as RedTeam Assessments.

He holds a Master's degree in Information Security and has obtained security certifications such as Offensive Security Wireless Professional (OSWP), Offensive Security Certified Professional (OSCP), Certified Red Team Professional (CRTP), Offensive Security Web Expert (OSWE), and Offensive Security Exploit Developer (OSED). Furthermore, he has expertise in Linux/Windows kernel internals. In the past, he has delivered talks at international conferences , such as PassTheSaIt, while also contributing regularly to local chapters/meetups of the Null Security Community. 

As for personal interests, he loves to play with system internals and lowlevel binary exploitation.