What Is the SSTP (Secure Socket Tunneling Protocol)?
- Md Rashid Arif
- December 13, 2025
- 13 minutes Read
- VPN Fundamentals
SSTP is Microsoft’s secure VPN protocol designed to bypass restrictive firewalls. While modern alternatives like WireGuard grab headlines, SSTP continues serving millions of Windows users worldwide with its unique ability to disguise VPN traffic as regular web browsing. Understanding what is a VPN deeply provides essential context for appreciating SSTP’s...
Quantum-Safe VPNs: Complete Guide to Post-Quantum Cryptography in 2026
- Md Rashid Arif
- December 4, 2025
- 15 minutes Read
- VPN Fundamentals
TL;DR – Key Facts About Quantum-Safe VPNs Understanding the Quantum Computer Threat to VPN Security Your current VPN relies on mathematical problems that take classical computers an impossibly long time to solve. RSA encryption and Elliptic Curve Cryptography (ECC) form the backbone of modern VPN security. These systems work because factoring...
IPv4 vs IPv6: Implications for VPN Performance
- Md Rashid Arif
- December 3, 2025
- 10 minutes Read
- VPN Fundamentals
IPv4 vs IPv6, are you confused between these two? You’re not alone. The internet operates on two primary addressing systems that directly impact your VPN performance and security. IPv4 has powered internet communications since 1983, while IPv6 emerges as the next-generation solution addressing IPv4’s critical limitations. Understanding which protocol works...
VPN Ports and Protocols Made Simple: Complete Guide for 2026
- Md Rashid Arif
- December 2, 2025
- 17 minutes Read
- VPN Fundamentals
When your VPN suddenly stops working, the culprit is usually port blocking. While most VPN users focus on server locations and encryption, the port your connection uses determines whether it succeeds or fails entirely. VPN ports are the digital doorways that allow encrypted traffic to pass through network firewalls. Port 443...
