Risk Advisory: Microsoft Exchange 'Hafnium'
Cydea’s risk advisories are intended for senior management to aid their understanding of current events and the cyber risk posed to their organisations.
If your organisation uses Exchange (specifically on-premise rather than Office 365) then please read on as this advisory directly affects your organisation and action is required by your IT team.
What has happened? State-sponsored actors have discovered flaws in Microsoft’s Exchange software that is used by many organisations for email, calendar and address books and used these to breach organisations.
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