Adsense bot fraud clics

Hello
i am running a 30 000 user forum and using Adsense since 10 years without any issue.
Since mid december, my daily revenue increased by x10.
I thought it was the effect of Black Friday/Cyber monday, but phenomena keeps going until the 20 of January this year. Google team suspended my acccount for illegal traffic.
The 20 of February, I turned on ads display again and issue remained...
I think i am victim of bot click fraud, but not able to identify them.
Do you guys have an idea of to...

Adsense bot fraud clics

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