Friends: All contacts already in your address book. Acquaintances: Contacts not already in your address book and to whom you already gave your Pidkey. Strangers: Contacts not already in your address book and don't have your Pidkey but can be identified. Spammers/Botnets: Contacts not in your address book and don't have your Pidkey but can't be identified Messages from friends Messages from acquaintances Messages from strangers Message from spammers or from botnet Identification message with a temporary PidKey Reply message for identification with the temporary PidKey embedded Folder containing unauthorized messages

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