In December last year the NCSC published an advisory detailing hw to protect Office 365 accounts against increasingly common credential stealing attacks.
Following on from this they have published some background on some of these recommendations bringing in important new security guidance published by Microsoft.
Adoption of cloud computing continues to grow rapidly, 42% of businesses using cloud services for business-critical systems in 2018, up from 24% in 2014. As is to be expected there is a cost to popularity – attackers are following the move, shifting their focus to the cloud and applications like Office 365.
Recommendations to protect your systems include:
- Use multi-factor authentication (MFA)
- Follow the latest advice from Microsoft when implementing your Office 365 installation
- Hybrid environments should use cloud-native authentication
- Remember that the guidance from the NCSC should be considered to be the minimum you should have in place
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