Report by Exclaimer
The UK Business Email Report 2025
Key Findings
83% of UK IT leaders report suffering at least one email-related security incident.
46% of UK IT leaders cited email filtering as the most common defence against email-related incidents.
38% of UK IT leaders cited AI-driven threat detection as the most common defence against email-related incidents.
27% of UK IT leaders in the public sector say they've adopted email security training.
63% of UK IT leaders in the tech sector say they've adopted email filtering.
41% of UK IT leaders cited multi-factor authentication (MFA) as the most common defence against email-related incidents.
47% of UK IT leaders cited employee security awareness training as the most common defence against email-related incidents.
44% of UK IT leaders in the public sector say they've adopted MFA.
36% on average (over a third) of all security incidents reported by IT leaders are email-driven.
Nearly half (49%) of UK IT leaders report being hit by an email-related security incident in the past 12 months alone.
52% of all organisational communication in the UK flows through the inbox.
75% of UK IT leaders in the tech sector faced inbox breaches.
87% of UK IT leaders in the finance sector report exposure to email-related incidents.
85% of UK IT leaders in the legal sector report exposure to email-related incidents.
56% of Government bodies in the UK reported a breach in the past year alone.
89% of UK IT leaders agreed that well-managed email signatures directly contribute to professionalism and client confidence.
53% of UK IT leaders in the tech sector say they've adopted AI detection.
92% of Government bodies in the UK reported an email-related breach.
39% of respondents of UK IT leaders cited difficulty of balancing security with ease of use as their bigest email security challenge.
42% of respondents of UK IT leaders cited external threats (such as phishing, spoofing, and spam) as their bigest email security challenge.
38% of respondents of UK IT leaders cited ensuring strong encryption as their bigest email security challenge.
87% of UK IT leaders expect email to remain Britain’s primary business channel for at least the next five years.
81% of UK IT leaders view one-to-one email as a critical communications channel, on par with IM and collaboration tools.
45% of UK IT leaders said stronger security and encryption standards is a trend that will have the biggest impact by 2030.
41% of UK IT leaders said that tighter integration with real-time collaboration tools is a trend that will have the biggest impact by 2030.
41% of UK IT leaders said that AI-driven automation is a trend that will have the biggest impact by 2030.
59% of UK IT leaders in the tech sector say they've adopted email security training.
53% of UK IT leaders in the tech sector say they've adopted MFA.
26% of UK IT leaders in the public sector say they've adopted AI detection.