Article | Ultimate Migrator

What happens to archived email when staff leave?

by Jeff Downs | May 12, 2026

When an employee leaves an organisation, most teams focus on the obvious operational tasks: Disabling accounts Recovering devices Redirecting mail Removing access permissions But one area is frequently overlooked: Historic archived email data. For many organisations,...

email security modernisation creates archive lock-in — unless you plan for exit

by Jeff Downs | Apr 29, 2026

Email security is evolving rapidly. Organisations are upgrading from traditional secure email gateways to more advanced, API-driven platforms. They’re adopting layered security models, combining Microsoft Defender with specialist tools, and responding to increasingly...

Planning a multi-phase email archive migration: lessons from a large NHS organisation

by Jeff Downs | Apr 1, 2026

For large organisations, email archive migration is rarely a single event. It’s a programme, and one that needs to balance scale, risk and continuity. This was exactly the challenge faced by a large NHS organisation, where historic email data had accumulated across...

How to audit a legacy email archive in one week

by Jeff Downs | Mar 18, 2026

Auditing a legacy email archive can feel like a long, complex exercise. Years of accumulated data, unclear ownership and outdated policies often make it difficult to know where to start. But it doesn’t have to take months. With the right focus, most organisations can...

The 10 biggest data-quality issues found during archive migrations (and how to solve them)

by Jeff Downs | Mar 4, 2026

Archive migrations rarely fail because of tooling. They struggle because of data quality. Years of organic growth, PST imports, mergers and policy changes leave most legacy archives in less-than-perfect shape. Understanding common data-quality issues before migration...

What IT teams forget to analyse before starting an archive migration (and why it matters)

by Jeff Downs | Feb 4, 2026

When organisations embark on an email archive migration, the project typically begins with evaluating tools or selecting a destination. But some of the most important decisions aren’t about what you migrate into, but what you understand before you start. Failing to...