[WIP] Add protection tools

common/src/main/java/bisq/common/app/Capability.java

@@ -32,5 +32,6 @@ public enum Capability {
     BLIND_VOTE,
     ACK_MSG,
     BSQ_BLOCK,
-    DAO_STATE
+    DAO_STATE,
+    SIGNED_ACCOUNT_AGE_WITNESS
 }

common/src/main/proto/pb.proto

@@ -432,6 +432,7 @@ message PersistableNetworkPayload {
         TradeStatistics2 trade_statistics2 = 2;
         ProposalPayload proposal_payload = 3;
         BlindVotePayload blind_vote_payload = 4;
+        SignedWitness signed_witness = 5;
     }
 }
 
@@ -633,6 +634,15 @@ message AccountAgeWitness {
     int64 date = 2;
 }
 
+message SignedWitness {
+    bool signed_by_arbitrator = 1;
+    bytes witness_hash = 2;
+    bytes signature = 3;
+    bytes signer_pub_key = 4;
+    bytes witness_owner_pub_key = 5;
+    int64 date = 6;
+}
+
 ///////////////////////////////////////////////////////////////////////////////////////////
 // Dispute payload
 ///////////////////////////////////////////////////////////////////////////////////////////
@@ -1014,6 +1024,7 @@ message PersistableEnvelope {
         MyReputationList my_reputation_list = 25;
         MyProofOfBurnList my_proof_of_burn_list = 26;
         UnconfirmedBsqChangeOutputList unconfirmed_bsq_change_output_list = 27;
+        SignedWitnessStore signed_witness_store = 28;
     }
 }
 
@@ -1054,6 +1065,10 @@ message AccountAgeWitnessStore {
     repeated AccountAgeWitness items = 1;
 }
 
+message SignedWitnessStore {
+    repeated SignedWitness items = 1;
+}
+
 // We use a list not a hash map to save disc space. The hash can be calculated from the payload anyway
 message TradeStatistics2Store {
     repeated TradeStatistics2 items = 1;
@@ -1356,6 +1371,7 @@ message PreferencesPayload {
     int32 ignore_dust_threshold = 51;
     double buyer_security_deposit_as_percent_for_crypto = 52;
     int32 block_notify_port = 53;
+    bool require_authorized_taker = 54;
 }
 
 ///////////////////////////////////////////////////////////////////////////////////////////