diff --git a/rust/apps/zcash/Cargo.lock b/rust/apps/zcash/Cargo.lock
index c1b3e16f6..c4e738693 100644
--- a/rust/apps/zcash/Cargo.lock
+++ b/rust/apps/zcash/Cargo.lock
@@ -46,11 +46,21 @@ version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f538837af36e6f6a9be0faa67f9a314f8119e4e4b5867c6ab40ed60360142519"
 
+[[package]]
+name = "app_utils"
+version = "0.1.0"
+dependencies = [
+ "paste",
+ "third_party",
+]
+
 [[package]]
 name = "app_zcash"
 version = "0.1.0"
 dependencies = [
+ "app_utils",
  "keystore",
+ "pczt",
  "rust_tools",
  "third_party",
 ]
@@ -824,6 +834,16 @@ version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de3145af08024dea9fa9914f381a17b8fc6034dfb00f3a84013f7ff43f29ed4c"
 
+[[package]]
+name = "pczt"
+version = "0.1.0"
+dependencies = [
+ "hex",
+ "prost 0.13.3",
+ "prost-build 0.13.3",
+ "prost-types 0.13.3",
+]
+
 [[package]]
 name = "petgraph"
 version = "0.6.4"
@@ -914,6 +934,16 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "prettyplease"
+version = "0.2.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f12335488a2f3b0a83b14edad48dca9879ce89b2edd10e80237e4e852dd645e"
+dependencies = [
+ "proc-macro2",
+ "syn 2.0.60",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.81"
@@ -930,7 +960,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b82eaa1d779e9a4bc1c3217db8ffbeabaae1dca241bf70183242128d48681cd"
 dependencies = [
  "bytes",
- "prost-derive",
+ "prost-derive 0.11.9",
+]
+
+[[package]]
+name = "prost"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b0487d90e047de87f984913713b85c601c05609aad5b0df4b4573fbf69aa13f"
+dependencies = [
+ "bytes",
+ "prost-derive 0.13.3",
 ]
 
 [[package]]
@@ -946,15 +986,36 @@ dependencies = [
  "log",
  "multimap",
  "petgraph",
- "prettyplease",
- "prost",
- "prost-types",
+ "prettyplease 0.1.25",
+ "prost 0.11.9",
+ "prost-types 0.11.9",
  "regex",
  "syn 1.0.109",
  "tempfile",
  "which",
 ]
 
+[[package]]
+name = "prost-build"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c1318b19085f08681016926435853bbf7858f9c082d0999b80550ff5d9abe15"
+dependencies = [
+ "bytes",
+ "heck",
+ "itertools",
+ "log",
+ "multimap",
+ "once_cell",
+ "petgraph",
+ "prettyplease 0.2.20",
+ "prost 0.13.3",
+ "prost-types 0.13.3",
+ "regex",
+ "syn 2.0.60",
+ "tempfile",
+]
+
 [[package]]
 name = "prost-derive"
 version = "0.11.9"
@@ -968,13 +1029,35 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "prost-derive"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e9552f850d5f0964a4e4d0bf306459ac29323ddfbae05e35a7c0d35cb0803cc5"
+dependencies = [
+ "anyhow",
+ "itertools",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.60",
+]
+
 [[package]]
 name = "prost-types"
 version = "0.11.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "213622a1460818959ac1181aaeb2dc9c7f63df720db7d788b3e24eacd1983e13"
 dependencies = [
- "prost",
+ "prost 0.11.9",
+]
+
+[[package]]
+name = "prost-types"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4759aa0d3a6232fb8dbdb97b61de2c20047c68aca932c7ed76da9d788508d670"
+dependencies = [
+ "prost 0.13.3",
 ]
 
 [[package]]
@@ -1421,7 +1504,7 @@ dependencies = [
 [[package]]
 name = "ur-parse-lib"
 version = "0.2.0"
-source = "git+https://git@github.com/KeystoneHQ/keystone-sdk-rust.git?tag=0.0.32#8a21ca56a1beb2cb665c9549bfcc014849b457df"
+source = "git+https://git@github.com/KeystoneHQ/keystone-sdk-rust.git?tag=zcash-alpha.0#2996f57ad2fce0132cfc0258a3981749d1bf9969"
 dependencies = [
  "hex",
  "ur",
@@ -1431,7 +1514,7 @@ dependencies = [
 [[package]]
 name = "ur-registry"
 version = "0.1.0"
-source = "git+https://git@github.com/KeystoneHQ/keystone-sdk-rust.git?tag=0.0.32#8a21ca56a1beb2cb665c9549bfcc014849b457df"
+source = "git+https://git@github.com/KeystoneHQ/keystone-sdk-rust.git?tag=zcash-alpha.0#2996f57ad2fce0132cfc0258a3981749d1bf9969"
 dependencies = [
  "bs58 0.4.0",
  "core2",
@@ -1439,9 +1522,9 @@ dependencies = [
  "libflate",
  "minicbor",
  "paste",
- "prost",
- "prost-build",
- "prost-types",
+ "prost 0.11.9",
+ "prost-build 0.11.9",
+ "prost-types 0.11.9",
  "serde",
  "thiserror-core",
  "ur",
diff --git a/rust/apps/zcash/Cargo.toml b/rust/apps/zcash/Cargo.toml
index f0ae6599d..81ff2aa33 100644
--- a/rust/apps/zcash/Cargo.toml
+++ b/rust/apps/zcash/Cargo.toml
@@ -9,6 +9,8 @@ edition = "2021"
 third_party = { path = "../../third_party" }
 keystore = { path = "../../keystore", default-features = false }
 rust_tools = {path = "../../tools"}
+app_utils = { path = "../../apps/utils" }
+pczt = {path = "../../pczt"}
 
 [dev-dependencies]
 keystore = { path = "../../keystore" }
diff --git a/rust/apps/zcash/rust-toolchain b/rust/apps/zcash/rust-toolchain
index b0e494995..3d41b0cc4 100644
--- a/rust/apps/zcash/rust-toolchain
+++ b/rust/apps/zcash/rust-toolchain
@@ -1 +1 @@
-nightly-2023-06-26
\ No newline at end of file
+nightly-2023-12-01
\ No newline at end of file
diff --git a/rust/apps/zcash/src/errors.rs b/rust/apps/zcash/src/errors.rs
index 374822d42..8300fc06d 100644
--- a/rust/apps/zcash/src/errors.rs
+++ b/rust/apps/zcash/src/errors.rs
@@ -1,4 +1,4 @@
-use alloc::string::String;
+use alloc::string::{String, ToString};
 use third_party::thiserror;
 use thiserror::Error;
 
@@ -10,4 +10,12 @@ pub enum ZcashError {
     GenerateAddressError(String),
     #[error("invalid zcash data: {0}")]
     InvalidDataError(String),
+    #[error("invalid pczt transaction data: {0}")]
+    InvalidPcztError(String),
+}
+
+impl From<pczt::protos::prost::DecodeError> for ZcashError {
+    fn from(value: pczt::protos::prost::DecodeError) -> Self {
+        ZcashError::InvalidPcztError(value.to_string())
+    }
 }
diff --git a/rust/apps/zcash/src/lib.rs b/rust/apps/zcash/src/lib.rs
index f0e51a90b..cbd8d683b 100644
--- a/rust/apps/zcash/src/lib.rs
+++ b/rust/apps/zcash/src/lib.rs
@@ -4,6 +4,8 @@ extern crate alloc;
 
 pub mod errors;
 
+mod structs;
+
 use errors::{Result, ZcashError};
 
 use alloc::string::{String, ToString};
@@ -11,6 +13,7 @@ use keystore::algorithms::zcash::vendor::{
     zcash_keys::keys::{UnifiedAddressRequest, UnifiedFullViewingKey},
     zcash_protocol::consensus::MainNetwork,
 };
+use pczt::protos::{prost::Message, PartiallyCreatedTransaction};
 
 pub fn get_address(ufvk_text: &str) -> Result<String> {
     let ufvk = UnifiedFullViewingKey::decode(&MainNetwork, ufvk_text)
@@ -19,4 +22,11 @@ pub fn get_address(ufvk_text: &str) -> Result<String> {
         .default_address(UnifiedAddressRequest::all().unwrap())
         .map_err(|e| ZcashError::GenerateAddressError(e.to_string()))?;
     Ok(address.encode(&MainNetwork))
-}
\ No newline at end of file
+}
+
+pub fn sign_transaction(tx: &[u8], seed: &[u8]) -> Result<Vec<u8>> {
+    let mut transaction = tx.clone();
+    let pczt = PartiallyCreatedTransaction::decode(transaction)?;
+    
+}
+
diff --git a/rust/apps/zcash/src/structs.rs b/rust/apps/zcash/src/structs.rs
new file mode 100644
index 000000000..d3cb4ff41
--- /dev/null
+++ b/rust/apps/zcash/src/structs.rs
@@ -0,0 +1,41 @@
+use alloc::vec::Vec;
+use app_utils::impl_internal_struct;
+
+impl_internal_struct!(EnhancedPcztTransaction {
+    global: EnhancedPcztGlobal,
+    transparent: Option<EnhancedPcztTransparent>,
+    orchard: Option<EnhancedPcztOrchard>
+});
+
+impl_internal_struct!(EnhancedPcztGlobal {
+    tx_version: u32,
+    version_group_id: u32,
+    lock_time: u32,
+    expiry_height: u32,
+    consensus_branch_id: u32,
+    network_id: u32
+});
+
+impl_internal_struct!(EnhancedPcztTransparent {
+    inputs: Vec<EnhancedPcztTransparentInput>,
+    outputs: Vec<EnhancedPcztTransparentOutput>
+});
+
+impl_internal_struct!(EnhancedPcztTransparentInput {
+    pubkey: Vec<u8>,
+    coin: EnhancedPcztTransparentCoin,
+    out_point: EnhancedPcztTransparentOutput,
+    path: EnhancedPcztDerivationPath
+});
+
+impl_internal_struct!(EnhancedPcztTransparentOutput {});
+
+impl_internal_struct!(EnhancedPcztTransparentCoin {});
+
+impl_internal_struct!(EnhancedPcztDerivationPath {});
+
+impl_internal_struct!(EnhancedPathComponent {});
+
+impl_internal_struct!(EnhancedPcztTransparentOutpoint {});
+
+impl_internal_struct!(EnhancedPcztOrchard {});
diff --git a/rust/pczt/Cargo.lock b/rust/pczt/Cargo.lock
index 311f51241..d298eeb14 100644
--- a/rust/pczt/Cargo.lock
+++ b/rust/pczt/Cargo.lock
@@ -81,6 +81,12 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
+[[package]]
+name = "hex"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
+
 [[package]]
 name = "indexmap"
 version = "2.6.0"
@@ -140,6 +146,7 @@ checksum = "1261fe7e33c73b354eab43b1273a57c8f967d0391e80353e51f764ac02cf6775"
 name = "pczt"
 version = "0.1.0"
 dependencies = [
+ "hex",
  "prost",
  "prost-build",
  "prost-types",
diff --git a/rust/pczt/Cargo.toml b/rust/pczt/Cargo.toml
index ee82114ba..f312b44d3 100644
--- a/rust/pczt/Cargo.toml
+++ b/rust/pczt/Cargo.toml
@@ -7,8 +7,8 @@ edition = "2021"
 
 [dependencies]
 prost = { version = "0.13", default-features = false }
-prost-types = {version = "0.13", default-features = false}
+prost-types = { version = "0.13", default-features = false }
+hex = { version = "0.4.3", features = ["alloc"], default-features = false }
 
 [build-dependencies]
 prost-build = "0.13"
-
diff --git a/rust/pczt/src/lib.rs b/rust/pczt/src/lib.rs
index cb69ceb55..ea47e8056 100644
--- a/rust/pczt/src/lib.rs
+++ b/rust/pczt/src/lib.rs
@@ -1,3 +1,20 @@
 #![no_std]
 
-pub mod protos;
\ No newline at end of file
+pub mod protos;
+
+#[cfg(test)]
+mod tests {
+    use prost::{bytes::Bytes, Message};
+
+    use crate::protos;
+
+    extern crate std;
+    use std::println;
+
+    #[test]
+    fn test_decode() {
+        let buf = hex::decode("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").unwrap();
+        let result = protos::PartiallyCreatedTransaction::decode(Bytes::from(buf)).unwrap();
+        println!("{:?}", result);
+    }
+}
diff --git a/rust/pczt/src/protos/mod.rs b/rust/pczt/src/protos/mod.rs
index 9438142a7..9522d7123 100644
--- a/rust/pczt/src/protos/mod.rs
+++ b/rust/pczt/src/protos/mod.rs
@@ -1,2 +1,4 @@
 pub mod pczt;
-pub use pczt::*;
\ No newline at end of file
+pub use pczt::*;
+pub use prost;
+pub use prost_types;
\ No newline at end of file
diff --git a/rust/rust_c/Cargo.lock b/rust/rust_c/Cargo.lock
index 017eca537..27f12ee3a 100644
--- a/rust/rust_c/Cargo.lock
+++ b/rust/rust_c/Cargo.lock
@@ -133,8 +133,8 @@ version = "0.1.0"
 dependencies = [
  "app_utils",
  "keystore",
- "prost",
- "prost-types",
+ "prost 0.11.9",
+ "prost-types 0.11.9",
  "serde",
  "serde_derive",
  "serde_json",
@@ -240,9 +240,9 @@ dependencies = [
  "ascii",
  "ethabi 15.0.0",
  "keystore",
- "prost",
- "prost-build",
- "prost-types",
+ "prost 0.11.9",
+ "prost-build 0.11.9",
+ "prost-types 0.11.9",
  "third_party",
 ]
 
@@ -283,7 +283,9 @@ dependencies = [
 name = "app_zcash"
 version = "0.1.0"
 dependencies = [
+ "app_utils",
  "keystore",
+ "pczt",
  "rust_tools",
  "third_party",
 ]
@@ -2471,6 +2473,16 @@ version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de3145af08024dea9fa9914f381a17b8fc6034dfb00f3a84013f7ff43f29ed4c"
 
+[[package]]
+name = "pczt"
+version = "0.1.0"
+dependencies = [
+ "hex",
+ "prost 0.13.3",
+ "prost-build 0.13.3",
+ "prost-types 0.13.3",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.3.1"
@@ -2604,6 +2616,16 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "prettyplease"
+version = "0.2.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f12335488a2f3b0a83b14edad48dca9879ce89b2edd10e80237e4e852dd645e"
+dependencies = [
+ "proc-macro2",
+ "syn 2.0.63",
+]
+
 [[package]]
 name = "primitive-types"
 version = "0.10.1"
@@ -2708,7 +2730,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b82eaa1d779e9a4bc1c3217db8ffbeabaae1dca241bf70183242128d48681cd"
 dependencies = [
  "bytes",
- "prost-derive",
+ "prost-derive 0.11.9",
+]
+
+[[package]]
+name = "prost"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b0487d90e047de87f984913713b85c601c05609aad5b0df4b4573fbf69aa13f"
+dependencies = [
+ "bytes",
+ "prost-derive 0.13.3",
 ]
 
 [[package]]
@@ -2724,15 +2756,36 @@ dependencies = [
  "log",
  "multimap",
  "petgraph",
- "prettyplease",
- "prost",
- "prost-types",
+ "prettyplease 0.1.25",
+ "prost 0.11.9",
+ "prost-types 0.11.9",
  "regex",
  "syn 1.0.109",
  "tempfile",
  "which",
 ]
 
+[[package]]
+name = "prost-build"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c1318b19085f08681016926435853bbf7858f9c082d0999b80550ff5d9abe15"
+dependencies = [
+ "bytes",
+ "heck",
+ "itertools",
+ "log",
+ "multimap",
+ "once_cell",
+ "petgraph",
+ "prettyplease 0.2.20",
+ "prost 0.13.3",
+ "prost-types 0.13.3",
+ "regex",
+ "syn 2.0.63",
+ "tempfile",
+]
+
 [[package]]
 name = "prost-derive"
 version = "0.11.9"
@@ -2746,13 +2799,35 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "prost-derive"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e9552f850d5f0964a4e4d0bf306459ac29323ddfbae05e35a7c0d35cb0803cc5"
+dependencies = [
+ "anyhow",
+ "itertools",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.63",
+]
+
 [[package]]
 name = "prost-types"
 version = "0.11.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "213622a1460818959ac1181aaeb2dc9c7f63df720db7d788b3e24eacd1983e13"
 dependencies = [
- "prost",
+ "prost 0.11.9",
+]
+
+[[package]]
+name = "prost-types"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4759aa0d3a6232fb8dbdb97b61de2c20047c68aca932c7ed76da9d788508d670"
+dependencies = [
+ "prost 0.13.3",
 ]
 
 [[package]]
@@ -3635,8 +3710,8 @@ dependencies = [
  "flex-error",
  "num-derive 0.3.3",
  "num-traits",
- "prost",
- "prost-types",
+ "prost 0.11.9",
+ "prost-types 0.11.9",
  "serde",
  "serde_bytes",
  "subtle-encoding",
@@ -3932,9 +4007,9 @@ dependencies = [
  "libflate",
  "minicbor",
  "paste",
- "prost",
- "prost-build",
- "prost-types",
+ "prost 0.11.9",
+ "prost-build 0.11.9",
+ "prost-types 0.11.9",
  "serde",
  "thiserror-core",
  "ur",