[2026|09|05]
[Networking]
|
1 min read
WPA3, guest networks, and the quiet settings that decide who can watch your traffic.
[2026|09|05]
[Linux]
|
1 min read
Why keys beat passwords, the passphrase question, and how to not lose the key to your own server.
[2026|09|05]
[Linux]
|
1 min read
Know what runs, keep logs that survive, and have a plan for the night something actually happens.
[2026|09|05]
[Linux]
|
1 min read
Masquerade, DNAT and the one-liner that lets a whole LAN hide behind a single public IP.
[2026|09|05]
[Linux]
|
1 min read
Default deny, state tracking and the exact commands that turn a bare VPS into a closed box.
[2026|09|05]
[Linux]
|
1 min read
The three moving parts behind every iptables rule, and what -A, -I and -j actually do.
[2026|09|05]
[Linux]
|
2 min read
Blocking domains by hand is a losing game. Dynamic nftables sets turn a blocklist into a live firewall rule.
[2026|09|05]
[DNS]
|
2 min read
Your DNS queries are plaintext metadata about everything you do online. Fixing that takes ten minutes.
[2026|09|05]
[Linux]
|
2 min read
What those thousands of failed logins really are, how to read the pattern, and why a key is the end of the story.
[2026|09|05]
[Networking]
|
2 min read
BPF filters, ring buffers, and the three flags that stop you from drowning: tcpdump for humans.
[2026|09|05]
[Linux]
|
2 min read
The modern Linux firewall in three rules: tables, chains and the verdicts that make default deny easy.
[2026|09|05]
[Linux]
|
2 min read
Local, reverse and jump-host forwarding: one encrypted pipe for every network you cannot reach.
[2026|09|05]
[Security]
|
1 min read
Subdomains, certificate logs, Shodan: what a stranger learns about you before sending a single packet.
[2026|09|05]
[Linux]
|
2 min read
Updates, SSH, firewall: the boring first hour that decides whether your box survives the internet.
[2026|09|05]
[Security]
|
2 min read
Passkeys, MFA, patches, backups: the boring controls that actually stop attackers in 2026.
