Mimecast, a cloud-based email management firm focused on security and archiving, inspected 142 million emails from 261,924 users delivered during an estimated 1,000 days using an email security risk assessment. In total, Mimecast determined 87 percent of the emails — 123 million — were safe.
Here’s a breakdown of the remaining 19 million emails:
1. Total spam: 19,086,877
2. Impersonation attacks: 41,605
3. Malware attachments: 15,656
4. Dangerous file types: 13,176
To download Mimecast’s report, click here.
More articles on cybersecurity:
Security holes in Maryland’s Medicaid system put patient data at risk, OIG finds
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Flaw in medical devices might allow hackers to change patient vital signs, McAfee finds
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