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News and guides — Page 7 of 27

Plain-language guides to online privacy and VPN technology, plus updates from VPNRice.

Security
HPKE RFC 9180: Two-Phase KEM-DEM Architecture & Modern Network Privacy
November 6, 2026 · 8 min read
Protocols
TCP PRR RFC 6937: Loss Recovery, FlightSize Regulation & VPN Pacing
November 6, 2026 · 7 min read
Security
TCP-AO RFC 5925: BGP Session Security, MKT Rollover & Authentication
November 6, 2026 · 7 min read
Security
MACsec IEEE 802.1AE: Hardware Layer 2 Encryption, XPN-256 & WAN Security
November 6, 2026 · 8 min read
Protocols
QUIC Connection Migration RFC 9000: Path Validation, Anti-Amplification & VPNs
November 6, 2026 · 8 min read
Protocols
ECN Tunneling RFC 6040 & L4S RFC 9330: DualQ AQM and Low-Latency VPNs
November 6, 2026 · 8 min read
Protocols
TCP Window Scale RFC 7323: BDP Saturation, PAWS, and VPN Throughput
November 6, 2026 · 8 min read
Protocols
BGP ADD-PATH RFC 7911: Eliminating Path Hiding and Fast Reroute in Anycast Networks
November 6, 2026 · 8 min read
Protocols
BGP L3VPN RFC 4364: VRF Isolation, Route Distinguishers, and Multi-Tenancy
November 6, 2026 · 8 min read
Protocols
IPsec Anti-Replay: RFC 4303, 64-Bit ESN, and Multi-Core VPN Scaling
November 6, 2026 · 8 min read