Everything you need to know about WiFi password security.
A complete, plain-English guide to choosing, sharing, and rotating WiFi passwords that actually keep your network safe — with a free in-browser generator built in.
The complete guide
Thirteen focused chapters. Read in order, or jump straight to what you need.
WiFi security basics
Why WiFi keys deserve the same care as production credentials.
WEP vs WPA2 vs WPA3
Which encryption standard to enable on your router in 2025.
How WiFi passwords get cracked
The four real-world attacks against WiFi keys, ranked.
Rules of a strong WiFi password
Six do's and don'ts that decide if your key holds up.
How long should it be?
Length vs cracking time — exactly how many characters you need.
Your security checklist
Tick off what's done and see what's still exposed.
Generate a password
Free in-browser WPA2/WPA3 generator. Nothing leaves your device.
Sharing safely with your team
Get the new password to your team without leaking it forever.
How to share WiFi passwords securely
Five concrete methods to hand a WiFi password to someone, ranked safest to riskiest.
WiFi QR codes, explained
How WiFi QR codes encode the SSID and password — and when not to use them.
When (and how) to rotate
The exact triggers that should make you change your WiFi key today.
Guest networks & IoT
Use a second SSID to keep visitors and smart devices off your LAN.
Frequently asked questions
WPA3 compatibility, hidden SSIDs, MAC filtering, WPS — quick answers.
Quiz: test your knowledge
Eight quick questions to confirm everything from the guide stuck.
Why teams choose TeamPassword for WiFi
WPA2 & WPA3 ready
8–63 ASCII characters with strong defaults.
Generated locally
Crypto-secure randomness, never sent to a server.
Built for teams
Save and share the new password with your team in one click.
Vault-ready
Replace Slack-shared passwords with encrypted records.
Ready to retire the WiFi sticky note?
TeamPassword stores, rotates, and shares your team's WiFi credentials — encrypted end-to-end.
Get started free