Telappliant
Cyber Security Guide · 18 July 2026

Password management for UK businesses: beyond the spreadsheet

Why shared passwords are still the most common breach route, and how to roll out a password manager and passkeys properly.

By the Telappliant team

Business user unlocking a credential vault with a phone authenticator

Stolen and reused credentials remain the most common way UK businesses get breached. A password manager is not a nice-to-have piece of housekeeping; it is one of the highest-return security controls available to a small team.

Why the current approach fails

  • The same password reused across work and personal services
  • Shared logins for finance, social media and supplier portals in a spreadsheet
  • Credentials pasted into chat threads and never rotated after someone leaves
  • Browser-stored passwords syncing to unmanaged personal devices
  • Forced 90-day rotation producing predictable, weaker passwords

What a business password manager changes

Every account gets a unique, long, generated password nobody needs to remember. Shared credentials live in role-based vaults rather than a spreadsheet, so access is granted and revoked centrally. Offboarding becomes a single action instead of an archaeology exercise, and you gain a defensible audit trail.

Passkeys and phishing-resistant MFA

Passkeys remove the password from the equation for supported services and cannot be phished the way a code can. Adoption is uneven, so plan for a mixed estate: passkeys where they are supported, app-based MFA with number matching elsewhere, and SMS only as a last resort.

Rolling it out so people actually use it

  • Deploy to a pilot group and fix the awkward applications first
  • Import shared credentials into role-based vaults before asking users to switch
  • Enforce MFA on the password manager itself, without exception
  • Rotate every shared credential during the migration, especially the old ones
  • Train on browser and mobile use, because that is where adoption is won or lost
  • Monitor the built-in breach and reuse reports monthly and act on them

How this maps to Cyber Essentials

Cyber Essentials expects unique credentials, MFA on cloud services, prompt removal of leavers and a defensible password policy. A password manager, combined with the leaver process it enables, is the simplest way to evidence all of those without inventing paperwork.

Next steps

Frequently asked questions

Further reading

Related guides

More practical guidance from the Telappliant team on the same topic.

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