Lena Zhou
Growth & Integration Specialist
Lena Zhou is a Growth & Integration Specialist at Nstdata, focused on helping businesses leverage proxy technology for scalable data collection, automation, and global operations. With experience in product adoption, platform integrations, and growth strategies, she shares practical insights on proxy use cases, market intelligence, web scraping workflows, and digital expansion.
All Articles
2026 New | What Is a Cloud Proxy and How Does It Work?
A clear 2026 guide to cloud proxies: how traffic flows, forward and reverse types, cloud proxy vs VPN, security boundaries, use cases, risks, and selection criteria.
Node Unblocker for Web Scraping: 2026 stepwise guide
Build a safer Node-Unblocker web scraping workflow in 2026 with pinned Express setup, origin allowlisting, verified link rewriting, proxy egress guidance, and troubleshooting.
How to use curl with a proxy server in 2026 | Stepwise Guide
A practical 2026 guide to using curl with HTTP, HTTPS, and SOCKS5 proxies, including authentication, environment variables, route verification, Nstdata setup, and troubleshooting.
What Are UDP Proxies? Everything You Need to Know and Top Providers
A UDP proxy relays UDP datagrams through SOCKS5's UDP ASSOCIATE command, not just TCP connections, and not every proxy labeled "SOCKS5" actually supports it. This guide grounds the definition in RFC 768 and RFC 1928, ranks PapaProxy, IPRoyal, Proxyrack, and Oxylabs by verified self-service UDP support, flags the self-service restriction on Oxylabs' UDP proxies, and explains where a TCP-focused provider like Nstdata fits alongside a dedicated UDP proxy.
How to Unblock Websites on a School Chromebook With a Proxy in 2026
A school Chromebook's website block is usually a network-level or device-level filter, and the fix depends on which one you're facing. This guide walks through configuring a manual HTTP/SOCKS5 proxy in ChromeOS settings, explains why admin-managed devices often lock that screen, warns against risky free proxy lists, and covers the school-policy considerations before you try any of it.
How to Rotate Proxies in Python: 2026 Full Guide
requests only sends a proxy dict per request — rotation is a loop your own code controls. This 2026 guide builds that loop live: itertools.cycle round-robin, thread-safe concurrent rotation, and automatic failover, verified against real running servers and real output.
WAF vs Reverse Proxy: The Full Review in 2026
A WAF filters HTTP traffic for attacks like SQL injection and XSS; a reverse proxy routes, caches, and terminates TLS without inspecting content. This 2026 comparison covers the real differences, costs, scenarios, and when to run both together.
How to Setup Proxy Settings in Microsoft Edge in 2026
Microsoft Edge reads the operating system's proxy settings by default, so the proxy entry in Edge Settings simply opens the Windows or macOS dialog. This guide covers the four routes that actually configure it, plus the platform limits that break most setups — including the fact that Edge supports no authentication on SOCKS5.
How to Set Up a Firefox Proxy: Complete 2026 Guide
Firefox is the one mainstream desktop browser with a full built-in proxy UI, but Mozilla moved the dialog and the common SOCKS5 DNS advice is incomplete. Four ways to configure a Firefox proxy, how to confirm it works, and the leaks the settings screen does not cover.
