Alexander LLC

"Keep Learning. Keep Building. Keep Improving."

Cybersecurity

Network Security, Pentesting, Vulnerability, Auditing, Linux Hardening, Web Security, Malware Analysis, Forensics.

Networking

TCP/IP, UDP, DNS, TLS/SSL, CDN, Load Balancing, DDoS Protection L3/L4/L7, Traffic Analysis.

VPN Tech

Marzban, Xray-core, V2Ray, VLESS, VMess, Trojan, Shadowsocks, Reality, WireGuard, OpenVPN, Outline.

OS Mastery

Ubuntu, Debian, Kali, Parrot, Arch, Manjaro, Fedora, Alma, Rocky, CentOS, SUSE, Mint, Pop, Zorin, Alpine, Void, Gentoo, NixOS, RHEL, Qubes, Tails.

Private Line