Leonard B.
Cyber Security Analyst at Sequoia Capital China- Claim this Profile
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English Native or bilingual proficiency
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Mandarin Professional working proficiency
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Cantonese Professional working proficiency
Topline Score
Bio
Experience
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Sequoia China
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Venture Capital and Private Equity Principals
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1 - 100 Employee
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Cyber Security Analyst
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Aug 2021 - Present
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PwC
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Professional Services
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700 & Above Employee
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Senior Associate - SOC Team Lead
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Mar 2019 - Aug 2021
- Lead and manage 16 SOC analysts in 24/7/365 security monitoring for over 20 businesses, including int’l development banks, global logistics firms, ISPs, casinos, crypto and more. - Incident response threat hunter; contain and remediate live threats on site and remotely - Develop detection methods and rules for known and emerging threats and vulnerabilities - Directly engage client senior management regarding security issues, supporting both short term remediation and long term security culture improvements - Drafted SOPs for all SOC operations, standardizing monitoring, handovers and reporting - Consistently achieved top performer in both project and yearly reviews - Accepted invitation to join the GIAC/SANS Advisory Board Show less
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Nexusguard
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Singapore
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Computer and Network Security
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1 - 100 Employee
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Network Security Analyst
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Jul 2017 - Mar 2019
• To protect customer applications and servers from DDoS attacks by deploying countermeasures on the spot • Joined as Analyst Trainee. In 6 months was made full Analyst and moved to a team dedicated to dealing with partners and VIP customers • To ensure and enhance customer satisfaction through effective handling of security events and mitigation via prompt, professional communication with customers. • To support customers by diagnosing downtime incidents, facilitating provisioning and troubleshooting security and network related issues Show less
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Teaching Assistant
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Sep 2016 - Dec 2016
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Dickinson College
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United States
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Higher Education
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700 & Above Employee
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RSA Student Worker
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Feb 2016 - May 2016
• Assisting with network connectivity issues for student and staff, as well as student accounts privileges • Assisting with computer hardware and software issues from students, including but not limited to network issues, viral infections, OS corruption, hard-drive failure, USB port malfunction and general system diagnostics. • Experience working both independently and with teammates • Experience working using ticketing software for monitoring and recording repair procedures • Assisting with network connectivity issues for student and staff, as well as student accounts privileges • Assisting with computer hardware and software issues from students, including but not limited to network issues, viral infections, OS corruption, hard-drive failure, USB port malfunction and general system diagnostics. • Experience working both independently and with teammates • Experience working using ticketing software for monitoring and recording repair procedures
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Implementation Project Worker
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Sep 2015 - May 2016
• Worked with team to create implementation project for clients • Created website with interactive map for viewing files regarding Peacekeeping operations around the world • Designed authentication system for restricting access to administrative functions, including adding and removing documents • Worked with MySQL, PHP, HTML, Bootstrap • Worked with team to create implementation project for clients • Created website with interactive map for viewing files regarding Peacekeeping operations around the world • Designed authentication system for restricting access to administrative functions, including adding and removing documents • Worked with MySQL, PHP, HTML, Bootstrap
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Research Assistant
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Jul 2015 - Aug 2015
• Performing research and experimentation regarding cybersecurity measures for computers and technologies in general • Largely confidential work, so details cannot be provided but involved research into Bitcoin forensics, PLCs, 3D printing and graphics software. • Created and gave a presentation regarding Bitcoin forensics and its viability, specifically regarding wallet data and transaction clustering • Aided in the research of and created a presentation regarding PLC software and hardware vulnerabilities Show less
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Dickinson College
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United States
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Higher Education
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700 & Above Employee
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Student Tutor
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Aug 2014 - May 2015
• Taught high school level Mathematics to a potential college student • Involved reteaching and teaching never before encountered algebra, trigonometry, calculus, logarithms, exponents and geometry • Independently led classes, created lesson plans, homework and examinations for the student • Involved mixing lecturing style teaching methods and interactive teaching methods, included helping to simplify complex mathematical concepts and ideas to student • Taught high school level Mathematics to a potential college student • Involved reteaching and teaching never before encountered algebra, trigonometry, calculus, logarithms, exponents and geometry • Independently led classes, created lesson plans, homework and examinations for the student • Involved mixing lecturing style teaching methods and interactive teaching methods, included helping to simplify complex mathematical concepts and ideas to student
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Conference and Special Events (CASE) Support
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Carlisle, Pennsylvania Area
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Student Worker
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Aug 2014 - May 2015
• Assisted and set up large number of both student run and school sponsored events • Event support included projection assistance, audio systems setup and cable management • Involved working closely alongside students and professors to accommodate their needs • Involved working independently of any supervisor assistance a large amount of the time • Assisted and set up large number of both student run and school sponsored events • Event support included projection assistance, audio systems setup and cable management • Involved working closely alongside students and professors to accommodate their needs • Involved working independently of any supervisor assistance a large amount of the time
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Hong Kong Exchanges and Clearing Limited (HKEX)
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Hong Kong
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Financial Services
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700 & Above Employee
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Research Intern
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Jun 2014 - Aug 2014
• Performed research at the cybersecurity division of the Hong Kong Police for new laws in Hong Kong regarding cybersecurity • Research included examining cybersecurity laws and other relevant legislation from various countries including Japan, Singapore, the USA, the UK and more. • Wrote a research paper based on findings, with conclusions and suggestions regarding using the laws of other countries and cities, and whether the relevant legislation could be used by Hong Kong • Submitted paper to the Technology Crime Division, which then used the paper in its own research • Gave a presentation to the Chief Superintendent and other senior officers regarding the findings of the research Show less
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Liberty Chambers
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Hong Kong
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Law Practice
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1 - 100 Employee
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Summer Intern
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Jun 2011 - Aug 2011
• Worked with chambers to investigate court cases. • Recorded details of cases, including robbery, rape, and others. • Recorded and checked written legal contracts. • Research particular legal definitions for quality checks on legal contracts. • Worked with chambers to investigate court cases. • Recorded details of cases, including robbery, rape, and others. • Recorded and checked written legal contracts. • Research particular legal definitions for quality checks on legal contracts.
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Education
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Dickinson College
Bachelors of Science, Computer Science -
Chinese International School