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Free, in-depth courses with hands-on code: from HTTP basics to anti-bot engineering, security, and networking.

Web Scraping 67 lessons A complete web scraping course: HTTP and parsing fundamentals, crawling, browsers, anti-bot engineering, and production-scale data pipelines. 01 HTTP Basics for Scraping02 Understanding HTML Structure03 requests, Sessions & Headers 67 lessons · free start ->
Cybersecurity 42 lessons Concepts, attack vectors, and defensive techniques for application and network security. 01 Encryption02 Hashing vs Encoding03 Digital Signatures and PKI 42 lessons · free start ->
Networking 35 lessons How data moves. Protocols, layers, and the infrastructure of the internet. 01 TCP/IP Model02 Ethernet, ARP & Switching03 IPv4 and IPv6 Addressing 35 lessons · free start ->
Anti-Bot Evasion 62 lessons Learn techniques for bypassing modern anti-bot protections, CAPTCHAs, and advanced fingerprinting. 01 How Anti-Bots Work02 The Defender's Signal Inventory03 IP Reputation & Proxies 62 lessons · free start ->