DEV Community

# sysadmin

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
A Caddy Cert Expired Because systemd-resolved Was Selectively Lying
schiff_heimlich profile

A Caddy Cert Expired Because systemd-resolved Was Selectively Lying

#ssh #dns #devops #sysadmin
Comments
2 min read
find: The Little Language Pretending to Be a Command
vivian-voss profile

find: The Little Language Pretending to Be a Command

#unix #freebsd #cli #sysadmin
Comments
5 min read
SSH Login Delays: The 10-Second Wait That Drives Us Crazy
schiff_heimlich profile

SSH Login Delays: The 10-Second Wait That Drives Us Crazy

#ssh #dns #devops #sysadmin
Comments
2 min read
apt-mark hold doesn't pin versions — how it nearly removed OpenSSH across our fleet
vainamoinen profile

apt-mark hold doesn't pin versions — how it nearly removed OpenSSH across our fleet

#linux #debian #sysadmin #devops
Comments
4 min read
How to Track Down a Rogue Device in Your Server Rack
alanwest profile

How to Track Down a Rogue Device in Your Server Rack

#devops #networking #security #sysadmin
Comments
5 min read
Linux File Permissions Explained Simply
sreekanth_kuruba_91721e5d profile

Linux File Permissions Explained Simply

#linux #devops #beginners #sysadmin
1
Comments
2 min read
Why your VPS might be part of a botnet — and how to find out
alanwest profile

Why your VPS might be part of a botnet — and how to find out

#security #devops #linux #sysadmin
1
Comments
5 min read
Raw VM Image Mounting with losetup
niamtokik profile

Raw VM Image Mounting with losetup

#linux #qemu #filesystem #sysadmin
Comments
2 min read
How to get a free city.state.us domain for side projects
alanwest profile

How to get a free city.state.us domain for side projects

#dns #webdev #networking #sysadmin
Comments
5 min read
What 99.9% vs 99.99% Uptime Really Means: An SRE Reality Check
andrew_wiggins profile

What 99.9% vs 99.99% Uptime Really Means: An SRE Reality Check

#sre #devops #sysadmin #architecture
Comments
3 min read
The Regex That Ran Unbounded
vivian-voss profile

The Regex That Ran Unbounded

#postmortem #regex #sysadmin #freebsd
Comments
7 min read
NTFS Blind Spot: Folder Protection (Non-Recursive) from Accidental Deletion in Windows (Docker-Friendly)
seneelya profile

NTFS Blind Spot: Folder Protection (Non-Recursive) from Accidental Deletion in Windows (Docker-Friendly)

#discuss #devops #docker #sysadmin
Comments
5 min read
tcpdump
vivian-voss profile

tcpdump

#freebsd #networking #bpf #sysadmin
Comments
7 min read
Conquering Windows Server 2022: How to Manually Sideload Winget (Without the Microsoft Store)
scg profile

Conquering Windows Server 2022: How to Manually Sideload Winget (Without the Microsoft Store)

#windows #powershell #azure #sysadmin
Comments 1
3 min read
Construyendo un Home Lab Blue Team para PYMEs con pfSense y Snort: mi TFG para ASIR
papgar92 profile

Construyendo un Home Lab Blue Team para PYMEs con pfSense y Snort: mi TFG para ASIR

#cybersecurity #blueteam #sysadmin #linux
Comments
3 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.