Guides
Comparisons and rollout advice from a team that configures this for clients, not a spec sheet rewritten for search engines. Plus the setup steps for the accounts people actually want to protect.
Choosing a key
Which model, how many, and what the rollout costs before you commit to it.
- Buying advice
Do passkeys make hardware keys obsolete?
Passkeys and security keys run on the same standard. Here is where a synced passkey is enough, and where a hardware key still earns its place.
Read guide - Comparison
Which YubiKey 5 do I need?
The 5C NFC, 5 NFC and 5C Nano run identical protocols. The choice comes down to your ports and whether you sign in on a phone.
Read guide - Buying advice
Microsoft Authenticator passkey vs a hardware key
Both satisfy phishing-resistant MFA in Entra ID. The difference shows up when a phone is lost, replaced, or never issued in the first place.
Read guide - Buying advice
The two-key rule: one on your keyring, one in the safe
A single security key is a lockout waiting to happen. How to pick the pair, where the second one lives, and how to register both properly.
Read guide - Comparison
YubiKey vs Google Titan vs Feitian
Three security key brands, one standard. What actually separates them, where each one makes sense, and why the cheapest is not always wrong.
Read guide - Buying advice
USB-A vs USB-C vs Lightning
The connector decides which key you can actually use. What each one suits, why Lightning is now a legacy choice, and when NFC solves it instead.
Read guide - Comparison
YubiKey Bio vs a 5 Series with a PIN
Fingerprint or PIN, both are phishing-resistant. What biometrics actually buy you, what they cost, and where a PIN is the better fit.
Read guide - Buying advice
What happens if you lose your YubiKey?
Nothing catastrophic, if you prepared. What a lost key does and does not expose, what to do in the first hour, and how to make it a non-event.
Read guide - Buying advice
Phishing-resistant MFA: what actually qualifies
SMS and authenticator codes are not phishing-resistant. What the term means, which methods meet it, and what to buy to satisfy it.
Read guide - Buying advice
How many keys does a business actually need?
The arithmetic behind a security key order: who gets one, who gets two, how many spares to hold, and why the total is smaller than you expect.
Read guide - Buying advice
The best key combination for Entra ID
Which keys to buy for which staff in a Microsoft tenant, how the cohorts break down, and the one check to do before you order anything.
Read guide
Setting up your key
Step-by-step for the accounts worth protecting first, each one re-checked against the vendor's own screens.
- Setup
Your first 10 minutes with a new YubiKey
What to do the moment your key arrives, in the right order, so you end up protected rather than locked out.
Read guideChecked 18 Aug 2026 - Setup
Register your backup key: the step everyone skips
A second key only becomes a backup once it is registered. How to do it properly, where to keep it, and how to test it before you need it.
Read guideChecked 18 Aug 2026
Know which one you need?
GST-inclusive pricing, posted from Sydney, tax invoice with every order.