RC4 is a symmetric stream cipher that was used widely to encrypt network communications in the 1980s and 1990s. It was originally not widely used because it was maintained as a proprietary trade secret but the algorithm has since become public knowledge. In this video, learn details about the implementation, use, and security flaws of the RC4 algorithm.
- [Instructor] Business continuity professionals … have a variety of tools at their disposal … to help remediate potential availability issues. … One of the critical ways that IT professionals … protect the availability of systems … is ensuring that they're redundant. … That simply means that they're designed in a way … that a failure of a single component … doesn't bring the entire system down. … Business can continue in the face … of a single predictable failure. … The single point of failure analysis process … provides security professionals with a mechanism … to identify and remove single points of failure … from their systems. … Let's look at an example. … Here we have a simple web-based application, … a web server protected by a firewall … and connected to the internet. … As we conduct a single point of failure analysis, … we might first notice that the web server itself … is a single point of failure. … If anything goes wrong with that server, … the web service will stop functioning. …
Author
Mike Chapple
Released
10/29/2020We are a CompTIA Partner. As such, we are able to offer CompTIA exam vouchers at a 10% discount. For more information on how to obtain this discount, please download these PDF instructions.
Skill Level Beginner
Duration
Views
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Introduction
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Study resources1m 42s
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1. Data Center Protection
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Site and facility design2m 47s
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Physical access control4m 56s
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Visitor management1m 30s
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Physical security personnel2m 12s
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2. Hardware and Data Security
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Data lifecycle4m 28s
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Hardware physical security4m 18s
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3. Business Continuity
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Business continuity planning3m 10s
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Business continuity controls3m 32s
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4. Disaster Recovery
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Disaster recovery4m 24s
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Backups4m 6s
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Restoring backups2m 11s
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Disaster recovery sites3m 22s
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Testing BC/DR plans3m 3s
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After action reports2m 39s
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Conclusion
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Video: Business continuity controls