diff --git a/components/Starknet/modules/architecture_and_concepts/pages/Network_Architecture/Blocks/header.adoc b/components/Starknet/modules/architecture_and_concepts/pages/Network_Architecture/Blocks/header.adoc
index a0edaded19..1fcc2d4831 100644
--- a/components/Starknet/modules/architecture_and_concepts/pages/Network_Architecture/Blocks/header.adoc
+++ b/components/Starknet/modules/architecture_and_concepts/pages/Network_Architecture/Blocks/header.adoc
@@ -3,12 +3,8 @@
 [id="block_structure"]
 = Block structure
 
-In Starknet, the block is defined as a list of transactions and a block header.
+In Starknet, the block is defined as a list of transactions and a block header containing the following fields:
 
-[id="block_header"]
-== Block header
-
-The following fields define the block header:
 
 [%autowidth]
 |===
diff --git a/components/Starknet/modules/architecture_and_concepts/pages/Smart_Contracts/contract-address.adoc b/components/Starknet/modules/architecture_and_concepts/pages/Smart_Contracts/contract-address.adoc
index c747d89823..168414430f 100644
--- a/components/Starknet/modules/architecture_and_concepts/pages/Smart_Contracts/contract-address.adoc
+++ b/components/Starknet/modules/architecture_and_concepts/pages/Smart_Contracts/contract-address.adoc
@@ -5,7 +5,7 @@ The contract address is a unique identifier of the contract on Starknet. It is a
 
 * `prefix` - The ASCII encoding of the constant string `STARKNET_CONTRACT_ADDRESS`.
 * `deployer_address` - The deployer address, unless `deploy_from_zero` is `true`, in which case it is `0`.
-* `salt` - The salt passed by the contract calling the syscall.
+* `salt` - The salt passed by the contract calling the syscall, provided by the transaction sender.
 * `class_hash` - See xref:./class-hash.adoc#computing_the_cairo_1_class_hash[the class hash documentation].
 * `constructor_calldata_hash` - xref:Cryptography/hash-functions.adoc#pedersen_array_hash[Array hash] of the inputs to the constructor.
 
@@ -21,6 +21,13 @@ contract_address := pedersen(
     constructor_calldata_hash)
 ----
 
+[NOTE]
+====
+A random `salt` ensures unique addresses for smart contract deployments, preventing conflicts when deploying identical contract classes.
+
+It also thwarts replay attacks by influencing the transaction hash with a unique sender address.
+====
+
 You can find more detail of the address computation in the https://github.com/starkware-libs/cairo-lang/blob/ed6cf8d6cec50a6ad95fa36d1eb4a7f48538019e/src/starkware/starknet/services/api/gateway/contract_address.py#L12[Cairo code repository].