We've curated 17 cybersecurity statistics about Email to help you understand how phishing attacks, spam filters, and encryption practices are evolving in 2025, ensuring your communication remains secure in an increasingly digital world.
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Social media is the leading medium for successful scams at 34%, surpassing email (28%), phone calls (25%), text messages (24%), and online ads (21%) in 2025.
89% of Global Relay's sample accounts captured email communications, making it the most captured channel.
107 email-related HIPAA breaches were reported to the Department of Health and Human Services in just the first half of 2025.
In one enforcement case, a clinic was fined $25,000 for a single message that contained protected health information (PHI) and was sent to the wrong person without encryption
The average enterprise spends over 400 hours per year managing false positive alerts from data loss prevention (DLP) or email security tools.
98% of security leaders consider misdirected email a significant risk.
96% of organizations surveyed experienced data loss or exposure from misdirected email in the past year.
95% of organizations surveyed reported measurable business impact due to misdirected email, including remediation costs, compliance violations, or damage to customer trust.
Misdirected emails accounted for 27% of all data protection incidents under the GDPR last year.
Misdirected emails contributed to over $1.2 billion in fines worldwide last year.
47% of security and IT professionals learn of misdirected emails from recipients rather than from security tools.
97% of security and IT pros surveyed believe behavioral AI can help prevent accidental data loss before it occurs.
78% of organizations worldwide experienced an email security breach in the previous 12 months.
71% of organizations that experienced an email security breach were also hit with ransomware during the year.
25% of organizations lost customers due to an email security breach.
36% of organizations lost sensitive data due to an email security breach.
50% of organizations detected an email security breach within one hour.
47% of organizations identified advanced evasion techniques as the main obstacle to rapid incident response.
27% of organizations lost new business as a result of an email security breach.
41% of organizations cited brand and reputational damage as the most common consequence of an email security breach.