Digital certificates are an important security control, facilitating the use of encryption to protect sensitive communications. They are also the source of a wide variety of issues that security professionals troubleshoot. In this video, Mike Chapple expl
- [Instructor] Digital certificates…are an important security control.…Facilitating the use of encryption…to protect sensitive communications.…They are also the source of a wide variety of issues…that security professionals wind up troubleshooting.…Let's take a look at some of the most common security issues…and how you can resolve them.…Certificate errors are a common sight for end users.…Most just merely click through the error…and move on with their day oblivious…to the security implications of their decisions.…
As a security professional,…you need to understand these errors in more detail,…so that you can both provide appropriate guidance…to end users who encounter them on remote systems,…and you can resolve these issues…when they occur in your environment.…The most common issue that you'll see…is an expired certificate.…Digital certificates have expiration dates,…typically one or two years from the date they're issued.…When a certificate is expired,…that means that it wasn't properly renewed.…In most cases, this is not a serious security issue,…
- IP addresses
- Routers, switches, and bridges
- VPNs and VPN concentrators
- Network intrusion detection and prevention
- Managing secure networks
- Tuning and configuring SIEMs
- Troubleshooting digital certificates
- Personnel, host, and mobile device security
- Mobile device management and tracking
- Securing common protocols
Skill Level Beginner
IT Security Foundations: Core Conceptswith Lisa Bock1h 13m Beginner
Insights from a Cybersecurity Professionalwith Mike Chapple32m 15s Appropriate for all
1. TCP/IP Suite
2. Network Security Devices
3. Managing Secure Networks
4. Wireless Networking
5. Security and Monitoring Technologies
6. Security Assessment Tools
7. Security Troubleshooting
8. Personnel Security
9. Host Security
10. Mobile Device Security
11. Securing Protocols
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