As we’ve seen, the threat of cyberattacks is not some abstract problem; it’s a real threat to our nation and our businesses. With each passing day, we learn more about the sophistication and intent of the attackers. For example, we’ve seen a number of malicious spam campaigns using “spearphishing” tactics in recent months, using forged emails and phishing campaigns to trick their targets into disclosing information or clicking on malicious attachments.