[Samsung Galaxy S20 / S20+ / S20 Ultra Questions & ] adfree:
Interesting example for "random" Cert/Key creation from DRK world...

I am too lazy for all RSA 2048 Modulus... but here few:

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

8C5B29DBE2165F2B95A85F1DF9107D9F

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

915A0131844C32F9DCAD00B0D65749F0

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

90802DFB83CAE83D812BEC9FB2469E8C

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

98D83948C4F6A201DA6113DB41DDED71

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

8C2B18B2309E68B299B12715FAEBFBD5

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

8797CACD8DA48C9BF4CDD49D4A5262CF

858BDA623ABC915F14DAC317942CF4E5A955CD70CC4D551ABBA6117733FA9BDF376A3E1621C6474306BB98B0EDD19BA4364A8667D15895F99FFBBE0AB8C2A3B692B70E378EF837F116E37D1F21D47B6E31241D2CB942C20F6302E32068A786AC68437F63DCA762BCC7C7CB920320D878948F29EFD048FAAA03D37AA9EFBC0A2A585750C11FF2FFEEC3943C9F68004008BA72DC72A594665927138EDDCE5546BD59F7D2FF00BBD7353FD1E1A98EC6D2D5A743EFE4250263F62F0233F9327A2FF20CF9938D041E3B8D071357E694773C53DB45FBC1D3065C878E73BBE777C2A3BCD3FE5D383B9B233DAAE138DF8D6F8C4E2EA041091470F771CC76798B517F3F0F

858BDA623ABC915F14DAC317942CF4E5

The shorter is 16 Byte as Search HEX value or text string... instead the 256 Byte Modulus...

Only as info...

Best Regards