Did you know that phishing (i.e., scam) e-mails account for about 91 percent of all cyberattacks? In other words, nearly every cybersecurity issue you could think of—from viruses, to ransomware, to full-blown data breaches—starts with users accidentally clicking malicious links in e-mails. On the technology end, spam filters and antivirus scanners combat the threat of phishing e-mails.