cybersecurity
123 posts found
Why Agent-Driven Code Review Needs Real-Time Observability Hooks
Agent code review tools ship blind without observability into LLM decisions. Learn five steps to instrument your agent pipeline, track filtering decisions, and …
witr: Tracing Process Start Chains
ps and lsof show what is running, not why. witr walks the ancestry: PID to supervisor to the script that started it, in one chain.
bgscan vs WebCheck-OSINT: Two Ways to Run an Engagement Recon Pass
bgscan sweeps networks from a BubbleTea TUI, chaining ICMP, TCP, HTTP, DNS, and tunnel probes into one run. WebCheck-OSINT dissects a single site from a self-ho…
Why MoE Models Stream From NVMe: Kernel Prefetch, Read-Ahead, and Async I/O
Frontier MoE models run on consumer hardware by streaming expert weights from disk. Not compression—kernel I/O prefetching overlapped with GPU compute. Here's h…
SSH Certificates vs. Key Files: Why Production Ops Teams Are Finally Moving
Key files don't scale. SSH certificates solve revocation, audit trails, and onboarding at production scale—here's why adoption is accelerating.
BGP Flowspec False Positives: When DDoS Filters Block Legitimate Traffic
Flowspec rules are coarse-grained. They catch attack traffic and legitimate traffic alike. How to monitor, whitelist, and protect your critical services from co…
Kernel Socket Tuning for High-Concurrency Load Balancers: TCP_NODELAY, TCP_FASTOPEN, and Listen Backlog
Disable Nagle, enable TCP Fast Open, tune listen backlog. Three socket parameters cut tail latencies 40–60% on modern load balancers.
Why Transport Layer Fingerprinting Will Replace IP Reputation
Perimeter security models that rely on IP reputation fail against residential proxy pools. Edge defense is shifting to transport-layer fingerprinting, inspectin…
Why Dropping All ICMP Breaks Path MTU Discovery
Blocking all ICMP traffic does not hide your servers from network scanners. Instead, it breaks Path MTU Discovery, causing silent connection freezes during TLS …
How to Tunnel Datagrams with MASQUE CONNECT-UDP Over HTTP/3
Configure RFC 9298 MASQUE CONNECT-UDP over HTTP/3 to tunnel datagrams without head-of-line blocking.