init

docs/docs/migration_notes.md

@@ -18,6 +18,12 @@ This ensures every single test runs in a consistent environment and allows for c
 ```
 This implies every contract has to be deployed before it can be tested (via `env.deploy` or `env.deploy_self`) and of course it has to be recompiled if its code was changed before TXE can use the modified bytecode.
 
+### Address is now a point
+The address now serves as someone's public key to encrypt incoming notes. An address point has a corresponding address secret, which is used to decrypt the notes encrypted with the address point.
+
+### Notes no longer store a hash of the nullifier public keys, and now store addresses
+Because of removing key rotation, we can now store addresses as the owner of a note. Because of this and the above change, we can remove registering a recipient, because now we do not need any keys of the recipient.
+
 ## 0.58.0
 ### [l1-contracts] Inbox's MessageSent event emits global tree index
 Earlier `MessageSent` event in Inbox emitted a subtree index (index of the message in the subtree of the l2Block). But the nodes and Aztec.nr expects the index in the global L1_TO_L2_MESSAGES_TREE. So to make it easier to parse this, Inbox now emits this global index.

noir-projects/aztec-nr/address-note/src/address_note.nr

@@ -20,7 +20,6 @@ use dep::aztec::{
 #[derive(Serialize)]
 pub struct AddressNote {
     address: AztecAddress,
-    // The nullifying public key hash is used with the nsk_app to ensure that the note can be privately spent.
     owner: AztecAddress,
     randomness: Field,
 }

noir-projects/noir-contracts/contracts/app_subscription_contract/src/subscription_note.nr

@@ -10,7 +10,6 @@ use dep::aztec::{
 
 #[note]
 pub struct SubscriptionNote {
-    // The nullifying public key hash is used with the nsk_app to ensure that the note can be privately spent.
     owner: AztecAddress,
     expiry_block_number: Field,
     remaining_txs: Field,

noir-projects/noir-contracts/contracts/nft_contract/src/types/nft_note.nr

@@ -16,7 +16,7 @@ use dep::aztec::{
 pub struct NFTNote {
     // ID of the token
     token_id: Field,
-    // The nullifying public key hash is used with the nsk_app to ensure that the note can be privately spent.
+    // The owner of the note
     owner: AztecAddress,
     // Randomness of the note to hide its contents
     randomness: Field,

noir-projects/noir-contracts/contracts/spam_contract/src/types/token_note.nr

@@ -19,7 +19,7 @@ trait OwnedNote {
 pub struct TokenNote {
     // The amount of tokens in the note
     amount: U128,
-    // The nullifying public key hash is used with the nsk_app to ensure that the note can be privately spent.
+    // The owner of the note
     owner: AztecAddress,
     // Randomness of the note to hide its contents
     randomness: Field,