If you are a collector, than you probably trade online, and use online banking and websites such as eBay and Paypal. Did you know that you can order a security key from eBay/Paypal? This key givs you a 6 digit code that you must input in order to log in. This can prevent unauthorized logins to your account if someone somehow manages to get your password (by Phishing for example). Many banks (such as Bank of America) have also implemented similar security measures to protect against account theft and identity theft. Read an article surveying the state of online security measures:
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Introduction
In today's era of online commerce and identity theft, password protection is no longer adequate to guard your financial assets. Your personal details are constantly at risk from phishing, keyloggers, and Trojan attacks. Even if you are sure you are safe and think you won't fall the victim to a phishing attempt, think again.
I have a friend - whose real name I won't disclose for obvious reasons, but let's call him Jake – who is in charge of network security in a large (1000+ employees) corporation. Jake is very security-aware and is the last guy whom you would expect to fall for a phishing attempt.
A couple of week ago, Jake applied for an account in an online bank. Sure after, a few days later he received two emails from that bank, the first email notifying him that he his application had been approved, and a second email asking him to verify personal information to set up his online account. The first email was authentic, but the second one was a fake. However, timing could not have...
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Password authentication alone no longer adequate for protecting your personal data