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Hosting & Server
- โSetting up Ubuntu VPS for production websites
- โNginx reverse proxy configuration with Let's Encrypt SSL
- โServer performance optimization: caching, gzip, HTTP/2
- โAutomatic backups with rsync and cron jobs
- โServer monitoring with Netdata / Uptime Kuma
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Web Development
- โBuilding static websites with Astro & Cloudflare Pages
- โTechnical SEO: sitemap, robots.txt, structured data
- โCore Web Vitals optimization: LCP, FID, CLS
- โImplementing dark mode with CSS custom properties
- โUsing TypeScript in Astro projects
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Cyber Security
- โLinux server hardening: UFW firewall, fail2ban
- โSSL/TLS best practices and HSTS configuration
- โSQL injection and XSS prevention
- โContent Security Policy (CSP) implementation
- โWebsite security auditing with free tools
๐ฑ
Domain & DNS
- โHow to configure DNS in Cloudflare
- โSubdomain and wildcard DNS setup
- โHTTP to HTTPS redirect with Cloudflare Page Rules
- โEmail deliverability: SPF, DKIM, DMARC
- โMoving hosting without downtime
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