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Cherlynn Cha
Security Operations Center Manager
Security expert
Cherlynn Cha is Security Operations Center Manager at ExpressVPN, where she plays a pivotal role in reinforcing the cybersecurity framework. With a focus on advanced threat modeling and threat hunting, Cha leads initiatives aimed at identifying and mitigating potential cyber threats.
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Guide to combat digital stalking and harassment
Netflix's hard-hitting documentaries, Baby Reindeer and Can I Tell You A Secret?, underscore the urgent need for digital privacy awareness. Inspired by these haunting narratives, we've created a compr...
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Expert’s top picks
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Threat Manager
ExpressVPN’s Threat Manager feature restricts your data from being shared with third-party companies on our blocklist.
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Private DNS
ExpressVPN protects your internet traffic and your DNS queries by running its own encrypted DNS on every VPN server.
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TrustedServer
The most advanced VPN server technology, independently audited to confirm essential privacy protections. It’s TrustedServer.
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Ask an expert
Have an online privacy, cybersecurity, or everyday technology question? Email your query to techfriend@expressvpn.com. Your question might be featured and answered in our TechFriend column by one of our tech experts.
Meet our other experts
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Aaron Engel
Chief Information Security Officer
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Brian Schirmacher
Offensive Security Manager
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Himmat Bains
Head of Product, Desktop Apps