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About Jeffrey454
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05-05-2021
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May 05, 2021Last Visited
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Latest posts by Jeffrey454
| Subject | Views | Posted |
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| 3257 | 05-04-2021 03:28 AM |
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| Member Since | 05-04-2021 03:26 AM |
| Date Last Visited | 05-05-2021 05:16 AM |
| Posts | 1 |
05-04-2021
03:28 AM
@MyPrepaidCente wrote: In my case, the team is performing a vulnerability assessment on PA820 Vulnerability Title: TCP timestamp response. Description: The remote host responded with a TCP timestamp. The TCP timestamp response can be used to approximate the remote host's uptime, potentially aiding in further attacks. Additionally, some operating systems can be fingerprinted based on the behavior of their TCP timestamps. The scanning was running to the MGMT IP, How to disable the timestamp response. According to RFC 1323 (TCP Extensions for High Performance) TCP Timestamp is used for two main mechanisms: PAWS (Protect Against Wrapped Sequence) RTT (Round Trip Time) PAWS - defense mechanism for identification and rejection of packets that arrived in other wrapping sequence (data integrity). Round Trip Time - time for packet to get to the destination and sent acknowledgment back to the device it originated.
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