Another in a series of posts in the Thinking Ahead Series started with: https://k9zw.wordpress.com/2019/09/10/im-a-ham-or-am-i/
Misinformation and disinformation techniques to mask your true identity as an Amateur Radio Operator seems like a bit of mischief in the making, until you reflect on what the costs of being fully identified as a Ham Radio operator might be.
I’d like to run thoughts from the common sense easy end to the more involved techniques.
At the easiest and most passive is to simply use identifiers and operating techniques identifying you to the minimum.
Another Call Sign
This could be using a club or station call sign. It is common practice to use such call signs in many normal instances, and you will often hear a number of operators using a club or event call sign, rather than their own individual call signs.