Reproduction steps:
1. Open the attached “Unity6WebRequestBug-master.zip” project
2. Open the “SampleScene” Scene
3. Enter the Play mode
4. Observe the Console for around a minute

Expected result: No errors are visible
Actual result: "Unable to complete SSL connection" exceptions are thrown after some time

Reproducible with: 2021.3.43f1, 2021.3.44f1, 2022.3.48f1, 6000.0.22f1
Not reproducible with: 2021.3.42f1

Reproduced on: Windows 10 (User reported), Windows 11
Not reproducible on: No other environment tested

Notes:
- In other users projects the issue usually arises after a longer amount of time (ranging from 30 minutes to hours). The problem occurs more quickly when a higher number of concurrent web requests are made
- Also affects the Player
- Entire Editor has to be restarted for reconnecting