CyberFlood: Avalanche: What are the known limitations of Transport Layer Security (TLS) v1.3?
Knowledge Base - FAQ
CyberFlood: Avalanche: What are the known limitations of Transport Layer Security (TLS) v1.3?
TLS v1.3 is a significant change from TLS v1.2, and brings new challenges for secure test methodologies.
The following are the known limitations with TLS v1.3:
• Requires Avalanche version 4.81 or higher firmware on your test device
• Supported only on the C100-S3-MP and MX2 hardware platforms
• Not accelerated by the VIAVI Cryptographic Acceleration Module
• Cannot be combined with other SSL or TLS versions (must select TLS v1.3 exclusively)
• Reduced performance as compared to an unencrypted HTTP test by 10 to 25 percent
NOTES:
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VIAVI is in the process of optimizing performance. Currently, TLS v1.3 is ideal for functional testing, as opposed to performance testing.
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TLS v1.3 support is based on the following IETF draft document:
The Transport Layer Security (TLS) Protocol Version 1.3, draft 22