Unfortunately, there’s no one stop shop or one size fits all solution to this, I think. If there were, bad actors would abuse it and it wouldn’t work anymore. If you’re around people regularly and you’d like them to know you’re no threat, getting to know them in a neighborly fashion might help a bit, but I’m afraid that in general we’re just dealing with a mass erosion of trust in general.
Unfortunately, there’s no one stop shop or one size fits all solution to this, I think. If there were, bad actors would abuse it and it wouldn’t work anymore. If you’re around people regularly and you’d like them to know you’re no threat, getting to know them in a neighborly fashion might help a bit, but I’m afraid that in general we’re just dealing with a mass erosion of trust in general.