System Architect · Security Researcher · Photographer
Morteza
Bahmani
Independent creator exploring the intersection of security, infrastructure, and digital craft. Building at Internet Labs.
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Recent writings on security, infrastructure, and the open web
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 …
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-OSI…
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 prefetchi…
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 ad…
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, an…
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 lo…
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Mortezaa
@mortezaacom
System Architect · Security Researcher · Photographer
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