Many people believe that retaining only the last four digits of an SSN is an acceptable risk mitigation. In this video, Mike Chapple explains why redacting the first five digits of an SSN does not provide adequate security.
- [Instructor] As organizations began to realize … that storing the social security numbers of their employees, … customers and students wasn't such a great idea, … they struggled to find another universal identifier … that they could use to distinguish individuals … from one another. … After all, searching the database of any large organization … is likely to reveal many cases … where two individuals have identical names. … How many John Smiths are in your organization? … Records managers then came up with an interesting idea. … Maybe instead of using a person's full … social security number, they could simply use … the last four digits of that number. … After all, there was then only a one in 10,000 chance … that two John Smiths would share … the same last four digits of their social security numbers. … That seemed like a reasonable alternative … to holding the entire social security number … because those records managers didn't think … that someone could use just those last four digits …
- Block storage types
- Cloud storage security threats
- Encryption basics
- Choosing encryption algorithms
- Key management
- Public key infrastructure (PKI)
- Creating and revoking digital signatures
- Securing common protocols
- Data protection
- Information management
- Information rights management
- Logging security events
- Continuous security monitoring
Skill Level Intermediate
CompTIA Cloud+ (CV0-002) Cert Prep: 2 Securitywith Joseph Holbrook1h 31m Intermediate
1. Cloud Data Storage
3. Key Management
4. Public Key Infrastructure
5. Cryptographic Applications
6. Data Protection
7. Information Management
8. Data Event Auditability
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