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CVE-2026-2145 in OpenSSH 9.9p2: The ControlMaster Socket Hijack
As of: March 15, 2026 — CVE-2026-2145 / OpenSSH 9.9p2 CVE-2026-2145 lets a local attacker on a shared host hijack an existing SSH multiplexed session...
Debugging eBPF XDP Drops on Mellanox ConnectX-6
A ConnectX-6 Dx running mlx5_core on a 6.6 LTS kernel will happily attach an XDP program, report success, and then silently drop every packet that...
Debugging MTU Blackholes on WireGuard Over Starlink
A WireGuard tunnel over Starlink often looks fine on paper: wg show reports a healthy handshake, small pings sail through, and curl against a tiny...
TCP Keepalive vs Application Heartbeats: Which One Belongs in Your Protocol
The question "do I need application-level heartbeats or can I rely on TCP keepalive" comes up in basically every long-lived connection design conversation, and the...
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CVE-2026-2145 in OpenSSH 9.9p2: The ControlMaster Socket Hijack
As of: March 15, 2026 — CVE-2026-2145 / OpenSSH 9.9p2 CVE-2026-2145 lets a local attacker on a shared host hijack an existing SSH multiplexed session...
Debugging eBPF XDP Drops on Mellanox ConnectX-6
A ConnectX-6 Dx running mlx5_core on a 6.6 LTS kernel will happily...
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CVE-2026-2145 in OpenSSH 9.9p2: The ControlMaster Socket Hijack
As of: March 15, 2026 — CVE-2026-2145 / OpenSSH 9.9p2 CVE-2026-2145 lets a local attacker on a shared host hijack an existing SSH multiplexed session...
Debugging eBPF XDP Drops on Mellanox ConnectX-6
A ConnectX-6 Dx running mlx5_core on a 6.6 LTS kernel will happily attach an XDP program, report success, and then silently drop every packet that...
Debugging MTU Blackholes on WireGuard Over Starlink
A WireGuard tunnel over Starlink often looks fine on paper: wg show reports a healthy handshake, small pings sail through, and curl against a tiny...
TCP Keepalive vs Application Heartbeats: Which One Belongs in Your Protocol
The question "do I need application-level heartbeats or can I rely on TCP keepalive" comes up in basically every long-lived connection design conversation, and the...
Port Mirroring vs Network TAP: Which Monitoring Setup is Best?
I remember staring at a Wireshark trace at 3 AM, trying to figure out why a critical microservice was dropping connections to our PostgreSQL database....
Taming Rogue RL Agents in SDN-IoT Networks
So there I was, staring at my Grafana dashboard at 2 AM last Tuesday, watching 40,000 supposedly secure smart coffee makers try to bring down...
Article Group
CVE-2026-2145 in OpenSSH 9.9p2: The ControlMaster Socket Hijack
As of: March 15, 2026 — CVE-2026-2145 / OpenSSH 9.9p2 CVE-2026-2145 lets...
Debugging eBPF XDP Drops on Mellanox ConnectX-6
A ConnectX-6 Dx running mlx5_core on a 6.6 LTS kernel will happily...
CVE-2026-2145 in OpenSSH 9.9p2: The ControlMaster Socket Hijack
As of: March 15, 2026 — CVE-2026-2145 / OpenSSH 9.9p2 CVE-2026-2145 lets a local attacker on a shared host hijack an existing SSH multiplexed session...
Debugging eBPF XDP Drops on Mellanox ConnectX-6
A ConnectX-6 Dx running mlx5_core on a 6.6 LTS kernel will happily attach an XDP program, report success, and then silently drop every packet that...
Debugging MTU Blackholes on WireGuard Over Starlink
A WireGuard tunnel over Starlink often looks fine on paper: wg show reports a healthy handshake, small pings sail through, and curl against a tiny...
TCP Keepalive vs Application Heartbeats: Which One Belongs in Your Protocol
The question "do I need application-level heartbeats or can I rely on TCP keepalive" comes up in basically every long-lived connection design conversation, and the...
Port Mirroring vs Network TAP: Which Monitoring Setup is Best?
I remember staring at a Wireshark trace at 3 AM, trying to figure out why a critical microservice was dropping connections to our PostgreSQL database....
