diff --git a/.gitignore b/.gitignore
index e986907..c698652 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,18 +6,8 @@ target/
# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
Cargo.lock
-
-# These are backup files generated by rustfmt
-**/*.rs.bk
-
-# MSVC Windows builds of rustc generate these, which store debugging information
-*.pdb
-doc/diagrams/.$WalletCreate.drawio.bkp
-doc/diagrams/.$WalletRecover.drawio.bkp
-doc/diagrams/.$Messages.drawio.bkp
-doc/diagrams/.$PRD.drawio.bkp
-doc/diagrams/.$PRDKeyBackup.drawio.bkp
-doc/diagrams/.$PRDConfirm.drawio.bkp
-doc/diagrams/.$PRDKeyHello.drawio.bkp
-doc/diagrams/.$Login-Wireframes.drawio.dtmp
-doc/diagrams/.$Login-Wireframes.drawio.bkp
+**/*.bk
+**/*.pdb
+**/*.pkp
+**/*.tmp
+**/*.dtmp
diff --git a/doc/Data-Specs.md b/doc/Data-Specs.md
index 3338472..da150e7 100644
--- a/doc/Data-Specs.md
+++ b/doc/Data-Specs.md
@@ -623,7 +623,12 @@ pseudo-code:
### 4.4. Messages
+pseudo-code:
+```json
+
+
+```
### 4.5. RequestPrd
@@ -644,7 +649,7 @@ pseudo-code:
"keyrecoverSpend": {
"seed_rand_1": "",
"seed_rand_2": "",
- "part_enc": ""
+ "part1_enc": ""
},
"key_recover_scan": "",
"process_shards_backup_list": [
diff --git a/doc/PRD-PCD-Specs.md b/doc/PRD-PCD-Specs.md
index b6bbcb8..98224b5 100644
--- a/doc/PRD-PCD-Specs.md
+++ b/doc/PRD-PCD-Specs.md
@@ -57,6 +57,10 @@ Voir [_Doc_references.md](_Doc_references.md).
## 4. Commun aux `RequestPcd` et RequestPrd
+Encryption :
+
+
+
### 4.1. Création et envoi
Les `RequestPcd` et les `RequestPrd` sont envoyés sous forme de `message` (JSON) depuis les websockets des relais.
diff --git a/doc/Specs-Datamodel.md b/doc/Specs-Datamodel.md
index 68b1c4d..da0a364 100644
--- a/doc/Specs-Datamodel.md
+++ b/doc/Specs-Datamodel.md
@@ -734,43 +734,43 @@ The `request_pcdItemEnc` struct encapsulates encrypted RequestPcd items, detaili
Encapsulates a detailed request within the system, focusing on the interaction with Portable Request Documents ( RequestPrd) and specifying various levels of message confidentiality and intended service provider (SP) communication details.
-| Attribute Name | Type | Option | Description |
-|-------------------------------------------------------------|-------------------|--------|-----------------------------------------------------------------------------------------------|
-| `request` | ```Request``` | | A predefined struct representing the basic request information. |
-| `sig_value` | ```String``` | | Valeur associée à la signature |
-| RequestPcd_keys_role_confidential_list_enc_by_shared_secret | ```String``` | | Encrypted list of RequestPcd keys for role-confidential data, encrypted with a shared secret. |
-| `message_public` | ```String``` | Yes | Optionally specifies a public message associated with the request. |
-| `message_confidential` | ```String``` | Yes | Optionally specifies a confidential message associated with the request. |
-| `message_private` | ```String``` | Yes | Optionally specifies a private message associated with the request. |
-| `sp_address_to` | ```String``` | | The service provider address to which the request is directed. |
-| `sp_address_from` | ```String``` | | The service provider address from which the request originates. |
-| `sp_address_reply` | ```String``` | | The service provider address for replies to the request. |
-| `timestamp_declared` | ```u64``` | | A Unix timestamp indicating when the request was declared. |
-| `role_name_from` | ```String``` | | The name of the role from which the request originates. |
-| `role_name_to` | ```String``` | | The name of the role to which the request is directed. |
-| `payment_method_enc_by_shared_secret` | ```String``` | Yes | Encrypted payment method, encrypted with a shared secret. |
-| `deposit_method_enc_by_shared_secret` | ```String``` | Yes | Encrypted deposit method, encrypted with a shared secret. |
-| `commitment_method_enc_by_shared_secret` | ```String``` | Yes | Encrypted commitment method, encrypted with a shared secret. |
-| `payment_request_pcd_hash_list_enc_by_shared_secret` | ```Vec``` | Yes | A list of hashes for payment-related RequestPcds. |
-| `cap_request_pcd_hash_list_enc_by_shared_secret` | ```Vec``` | Yes | A list of hashes for capability-related RequestPcds. |
-| `deposit_request_pcd_hash_list_enc_by_shared_secret` | ```Vec``` | Yes | A list of hashes for deposit-related RequestPcds. |
-| `commitment_request_pcd_hash_list_enc_by_shared_secret` | ```Vec``` | Yes | A list of hashes for commitment-related RequestPcds. |
-| `ask_payment_method_enc_by_shared_secret` | ```String``` | Yes | The requested payment method. |
-| `ask_deposit_method_enc_by_shared_secret` | ```String``` | Yes | The requested deposit method. |
-| `ask_commitment_method_enc_by_shared_secret` | ```String``` | Yes | The requested commitment method. |
-| `certif_key_enc_by_shared_secret` | ```String``` | Yes | Encrypted certification key, encrypted with a shared secret. |
-| `device_footprint_enc_by_sp_shared_secret` | ```String``` | | The device footprint encrypted by a service provider's shared secret. |
+| Attribute Name | Type | Option | Description |
+|----------------------------------------------------------------|-------------------|--------|-----------------------------------------------------------------------------------------------|
+| `request` | ```Request``` | | A predefined struct representing the basic request information. |
+| `sig_value` | ```String``` | | Valeur associée à la signature |
+| `request_pcd_keys_role_confidential_list_enc_by_shared_secret` | ```String``` | | Encrypted list of RequestPcd keys for role-confidential data, encrypted with a shared secret. |
+| `message_public` | ```String``` | Yes | Optionally specifies a public message associated with the request. |
+| `message_confidential` | ```String``` | Yes | Optionally specifies a confidential message associated with the request. |
+| `message_private` | ```String``` | Yes | Optionally specifies a private message associated with the request. |
+| `sp_address_to` | ```String``` | | The service provider address to which the request is directed. |
+| `sp_address_from` | ```String``` | | The service provider address from which the request originates. |
+| `sp_address_reply` | ```String``` | | The service provider address for replies to the request. |
+| `timestamp_declared` | ```u64``` | | A Unix timestamp indicating when the request was declared. |
+| `role_name_from` | ```String``` | | The name of the role from which the request originates. |
+| `role_name_to` | ```String``` | | The name of the role to which the request is directed. |
+| `payment_method_enc_by_shared_secret` | ```String``` | Yes | Encrypted payment method, encrypted with a shared secret. |
+| `deposit_method_enc_by_shared_secret` | ```String``` | Yes | Encrypted deposit method, encrypted with a shared secret. |
+| `commitment_method_enc_by_shared_secret` | ```String``` | Yes | Encrypted commitment method, encrypted with a shared secret. |
+| `payment_request_pcd_hash_list_enc_by_shared_secret` | ```Vec``` | Yes | A list of hashes for payment-related RequestPcds. |
+| `cap_request_pcd_hash_list_enc_by_shared_secret` | ```Vec``` | Yes | A list of hashes for capability-related RequestPcds. |
+| `deposit_request_pcd_hash_list_enc_by_shared_secret` | ```Vec``` | Yes | A list of hashes for deposit-related RequestPcds. |
+| `commitment_request_pcd_hash_list_enc_by_shared_secret` | ```Vec``` | Yes | A list of hashes for commitment-related RequestPcds. |
+| `ask_payment_method_enc_by_shared_secret` | ```String``` | Yes | The requested payment method. |
+| `ask_deposit_method_enc_by_shared_secret` | ```String``` | Yes | The requested deposit method. |
+| `ask_commitment_method_enc_by_shared_secret` | ```String``` | Yes | The requested commitment method. |
+| `certif_key_enc_by_shared_secret` | ```String``` | Yes | Encrypted certification key, encrypted with a shared secret. |
+| `device_footprint_enc_by_sp_shared_secret` | ```String``` | | The device footprint encrypted by a service provider's shared secret. |
### 11.1. RequestPrdResponse
`request_prd` and its variations represent different aspects and actions related to Portable Request Documents ( RequestPrd), covering everything from confirmation to updates, key management, and messaging, essential for managing and processing RequestPrds securely and efficiently.
-| Attribute Name | Type | Option | Description |
-|---------------------------------|--------------------|--------|------------------------------------------------------------|
-| `request_prd` | ```request_prd``` | | Represents a Request. |
-| `sig_value` | ```String``` | | The signature value for the response. |
-| `shared_secret_key` | ```eyEncryption``` | Yes | Optional encryption key used for shared secrets. |
-| `shard_enc_by_sp_shared_secret` | ```String``` | Yes | The shard encrypted by a service provider's shared secret. |
+| Attribute Name | Type | Option | Description |
+|---------------------------------------------|-------------------|--------|------------------------------------------------------------|
+| `request_prd` | ```request_prd``` | | Represents a Request. |
+| `sig_value` | ```String``` | | The signature value for the response. |
+| `shared_secret_key_enc_by_sp_shared_secret` | ```Encryption``` | Yes | Optional encryption key used for shared secrets. |
+| `shard_enc_by_sp_shared_secret` | ```String``` | Yes | The shard encrypted by a service provider's shared secret. |
### 11.2. RequestPrdConfirm
diff --git a/doc/diagrams/.$Login-Wireframes.drawio.bkp b/doc/diagrams/.$Login-Wireframes.drawio.bkp
new file mode 100644
index 0000000..34d1869
--- /dev/null
+++ b/doc/diagrams/.$Login-Wireframes.drawio.bkp
@@ -0,0 +1,1018 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/doc/diagrams/.$PCD_PRD_encryption.drawio.bkp b/doc/diagrams/.$PCD_PRD_encryption.drawio.bkp
new file mode 100644
index 0000000..061a143
--- /dev/null
+++ b/doc/diagrams/.$PCD_PRD_encryption.drawio.bkp
@@ -0,0 +1,155 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/doc/diagrams/.$WalletCreate.drawio.bkp b/doc/diagrams/.$WalletCreate.drawio.bkp
new file mode 100644
index 0000000..ef8ea2f
--- /dev/null
+++ b/doc/diagrams/.$WalletCreate.drawio.bkp
@@ -0,0 +1,776 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/doc/diagrams/.$WalletRecover.drawio.bkp b/doc/diagrams/.$WalletRecover.drawio.bkp
new file mode 100644
index 0000000..35b422b
--- /dev/null
+++ b/doc/diagrams/.$WalletRecover.drawio.bkp
@@ -0,0 +1,840 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/doc/diagrams/PCD_PRD_encryption.drawio b/doc/diagrams/PCD_PRD_encryption.drawio
new file mode 100644
index 0000000..b9e6216
--- /dev/null
+++ b/doc/diagrams/PCD_PRD_encryption.drawio
@@ -0,0 +1,155 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/doc/diagrams/PCD_PRD_encryption.png b/doc/diagrams/PCD_PRD_encryption.png
new file mode 100644
index 0000000..e733183
Binary files /dev/null and b/doc/diagrams/PCD_PRD_encryption.png differ