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Moving from OpenBSD to FreeBSD for firewalls

(utcc.utoronto.ca) by zdw | view | 150 comments

DNS Firewalling with MISP and Technitium DNS Server

(zaferbalkan.com) by feldrim | view | 22 comments

BSD PF versus Linux nftables for firewalls for us

(utcc.utoronto.ca) by zdw | view | 0 comments

LionsOS Firewall System (SeL4)

(lionsos.org) by snvzz | view | 0 comments

Show HN: I made a Rust Terminal UI for OpenSnitch, a Linux application firewall

(github.com) by quadrophenia | view | 0 comments

We're (now) moving from OpenBSD to FreeBSD for firewalls

(utcc.utoronto.ca) by birdculture | view | 2 comments

Security Layer 4.0 – First semantic firewall blocks malicious intent"

by jaspertvdm | view | 0 comments

China-linked Storm-1849 spent October targeting Cisco ASA firewalls

(scworld.com) by Bender | view | 0 comments

eBPF-powered firewall and TCP/HTTP proxy agent

(github.com) by davidpapp | view | 1 comments

Show HN: Rampart – Runtime firewall for Claude Code and AI agents in YOLO mode

(github.com) by trevxr | view | 0 comments

Show HN: Experimental eBPF Firewall in Rust with Heuristic Risk Scoring

(github.com) by n1ghtm4rr3 | view | 0 comments

Ghost in the Machine: Cisco's Firewall Crisis Exposes a Critical Digital Defence

(elnion.com) by dezb | view | 0 comments

Cisco ASA firewalls still under attack; CISA issues guidance for patch

(scworld.com) by Bender | view | 0 comments

The Great Firewall Part 2: Technical Infrastructure

(dti.domaintools.com) by pabs3 | view | 0 comments

Show HN: Kvlar – Open-source firewall for AI agent tool calls

(github.com) by kvlar | view | 0 comments

Show HN: Only firewall for AI prompts with a security grade on every PR

(promptguard.co) by acebot712 | view | 0 comments

Show HN: MCP-firewall: I created a policy engine for CLI Agents

(github.com) by ttouch | view | 0 comments

Show HN: XDP firewall that auto-syncs open ports – built after my VPS got DDoS'd

(github.com) by kennethhh | view | 0 comments

Sentinel Protocol – open-source AI firewall

by Raviteja_ | view | 0 comments

Defeating Prompt Injection with Protocol Firewalls

(sibylline.dev) by CuriouslyC | view | 0 comments

Show HN: Velar – Local privacy firewall for AI

(github.com) by ubcent | view | 0 comments

AgentGate – Open-source security firewall for AI agents (ALLOW/DENY/APPROVE)

(agent-gate-rho.vercel.app) by PEGHIN | view | 1 comments

OpenClaw and Agent Execution Firewall

(github.com) by sentra | view | 1 comments

AWS says more than 600 FortiGate firewalls hit in AI-augmented campaign

(theregister.com) by Bender | view | 0 comments

Amazon: AI-assisted hacker breached 600 FortiGate firewalls in 5 weeks

(bleepingcomputer.com) by defrost | view | 0 comments

Show HN: BotGuard – Automated red-teaming and real-time firewall for AI agents

(botguard.dev) by boazlautman | view | 0 comments

Show HN: OkaiDokai, tool-level firewall for OpenClaw, Claude Code and Codex

(okaidokai.com) by cedel2k1 | view | 0 comments

Show HN: ClawShield – Open-source firewall for agent-to-agent AI communication

(github.com) by Joe_DNAI | view | 0 comments

Don't Trust Packet Captures on Firewalls

(weberblog.net) by todsacerdoti | view | 0 comments

ClawShield – Open-source firewall for agent-to-agent AI communication

by Joe_DNAI | view | 0 comments

Show HN: SentinelGate – Universal Firewall for AI Agents (Open Source, Go)

(github.com) by Sentinel-gate | view | 0 comments

Semantic Firewall v3: A Practical Audit Layer for AI

by look888 | view | 0 comments

Cherry, A firewall against AI-generated PRs

(cherry.gethopp.app) by konsalexee | view | 1 comments

Interview with CEO of rsync.net: "no firewalls and no routers"

(web.archive.org) by gurjeet | view | 0 comments

Show HN: LogSlash – Pre-ingestion log firewall to reduce observability costs

(github.com) by adnanbasil10 | view | 0 comments

Show HN: SatGate – An economic firewall for AI agent traffic

(github.com) by satgate | view | 1 comments

Show HN: FeedFirewall – Spot rage-bait and AI slop before you rage-click

(chromewebstore.google.com) by remusnegrota | view | 0 comments

Show HN: Sentinel Gate – Open-source RBAC firewall for MCP agents

(github.com) by Sentinel-gate | view | 0 comments

Show HN: OpenClaw Harness – Security firewall for AI coding agents (Rust)

(github.com) by devthecritical | view | 0 comments

Stop Firewall Mistakes Before Attackers Find Them

(nerdsec.io) by levidurfee | view | 1 comments

Show HN: SemaMesh: eBPF-based firewall for AI Agents(blocks destructive prompts)

(github.com) by vikram_yerneni | view | 0 comments

Show HN: Built firewall for LLMs after prompt injection bypass GPT-4s guardrails

(github.com) by Dushmesh_DS | view | 0 comments

I built a Git firewall because I'm terrified of my own AI agents

(github.com) by cocabadger | view | 1 comments

Show HN: WSL2 HyperV Firewall Manager – GUI App for WSL2 Firewall Management

(github.com) by ssut | view | 0 comments

Show HN: BlueMouse – open-source, local Socratic firewall for AI coding

(github.com) by bluemouse_ai | view | 0 comments

Show HN: I built a firewall for agents because prompt engineering isn't security

(github.com) by yaront111 | view | 0 comments

UML based testing of nftables firewalls

(github.com) by khimaros | view | 1 comments

Show HN: Night Core – A WASM execution firewall for AI agents and untrusted code