security
68 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…
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.
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.
TPROXY vs REDIRECT: Transparent Socket Interception on Linux
Intercepting routed TCP and UDP traffic on a Linux gateway without rewriting packet headers requires Netfilter TPROXY. Here is why REDIRECT breaks UDP and conne…
X25519MLKEM768 vs X25519: Evaluating Hybrid Post-Quantum Key Encapsulation
A technical comparison of X25519 and hybrid X25519MLKEM768 in TLS 1.3, evaluating handshake wire overhead, CPU cycles, cryptanalytic resilience, and edge middle…