RustCrypto · tarcieri · Nov 3, 2025 · Nov 3, 2025
diff --git a/.github/workflows/aucpace.yml b/.github/workflows/aucpace.yml
@@ -24,7 +24,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.61 # MSRV
+          - 1.85 # MSRV
           - stable
         target:
           - thumbv7em-none-eabi
@@ -42,7 +42,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.61 # MSRV
+          - 1.85 # MSRV
           - stable
     steps:
       - uses: actions/checkout@v4

diff --git a/.github/workflows/spake2.yml b/.github/workflows/spake2.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.60.0 # MSRV
+          - 1.85.0 # MSRV
           - stable
         target:
           - thumbv7em-none-eabi
@@ -40,7 +40,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.60.0 # MSRV
+          - 1.85.0 # MSRV
           - stable
     steps:
       - uses: actions/checkout@v4

diff --git a/.github/workflows/srp.yml b/.github/workflows/srp.yml
@@ -24,7 +24,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.61 # MSRV
+          - 1.85 # MSRV
           - stable
     steps:
       - uses: actions/checkout@v4

diff --git a/.github/workflows/workspace.yml b/.github/workflows/workspace.yml
@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.85.1
+          toolchain: 1.91.0
           components: clippy
       - run: cargo clippy --all -- -D warnings
 

diff --git a/Cargo.lock b/Cargo.lock
diff --git a/aucpace/Cargo.toml b/aucpace/Cargo.toml
@@ -11,8 +11,8 @@ keywords = ["crypto", "pake", "authentication"]
 categories = ["cryptography", "authentication"]
 exclude = [".gitignore"]
 readme = "README.md"
-edition = "2021"
-rust-version = "1.61"
+edition = "2024"
+rust-version = "1.85"
 
 [dependencies]
 curve25519-dalek = { version = "4", default-features = false, features = [

diff --git a/aucpace/README.md b/aucpace/README.md
@@ -56,7 +56,7 @@ USE AT YOUR OWN RISK!
 
 ## Minimum Supported Rust Version
 
-Rust **1.61** or higher.
+Rust **1.85** or higher.
 
 Minimum supported Rust version can be changed in the future, but it will be
 done with a minor version bump.
@@ -85,7 +85,7 @@ dual licensed as above, without any additional terms or conditions.
 [build-image]: https://github.com/RustCrypto/PAKEs/actions/workflows/aucpace.yml/badge.svg
 [build-link]: https://github.com/RustCrypto/PAKEs/actions/workflows/aucpace.yml
 [license-image]: https://img.shields.io/badge/license-Apache2.0/MIT-blue.svg
-[rustc-image]: https://img.shields.io/badge/rustc-1.60+-blue.svg
+[rustc-image]: https://img.shields.io/badge/rustc-1.85+-blue.svg
 [chat-image]: https://img.shields.io/badge/zulip-join_chat-blue.svg
 [chat-link]: https://rustcrypto.zulipchat.com/#narrow/stream/260045-PAKEs
 

diff --git a/aucpace/examples/key_agreement.rs b/aucpace/examples/key_agreement.rs
@@ -3,8 +3,8 @@ use curve25519_dalek::ristretto::RistrettoPoint;
 use password_hash::{ParamsString, SaltString};
 use rand_core::OsRng;
 use scrypt::{Params, Scrypt};
-use sha2::digest::Output;
 use sha2::Sha512;
+use sha2::digest::Output;
 use std::io::{Read, Write};
 use std::net::{IpAddr, Ipv4Addr, SocketAddr, TcpListener, TcpStream};
 use std::sync::atomic::{AtomicUsize, Ordering};

diff --git a/aucpace/examples/key_agreement_no_std.rs b/aucpace/examples/key_agreement_no_std.rs
@@ -21,9 +21,7 @@ macro_rules! send {
 
 /// function like macro to wrap receiving data over a tcp stream, returns the message received
 macro_rules! recv {
-    ($buf:ident) => {{
-        postcard::from_bytes(&$buf).unwrap()
-    }};
+    ($buf:ident) => {{ postcard::from_bytes(&$buf).unwrap() }};
 }
 
 fn main() -> Result<()> {

diff --git a/aucpace/examples/key_agreement_partial_aug.rs b/aucpace/examples/key_agreement_partial_aug.rs
@@ -6,8 +6,8 @@ use curve25519_dalek::scalar::Scalar;
 use password_hash::{ParamsString, SaltString};
 use rand_core::OsRng;
 use scrypt::{Params, Scrypt};
-use sha2::digest::Output;
 use sha2::Sha512;
+use sha2::digest::Output;
 use std::io::{Read, Write};
 use std::net::{IpAddr, Ipv4Addr, SocketAddr, TcpListener, TcpStream};
 use std::sync::atomic::{AtomicUsize, Ordering};

diff --git a/aucpace/examples/key_agreement_strong.rs b/aucpace/examples/key_agreement_strong.rs
@@ -4,8 +4,8 @@ use curve25519_dalek::scalar::Scalar;
 use password_hash::ParamsString;
 use rand_core::OsRng;
 use scrypt::{Params, Scrypt};
-use sha2::digest::Output;
 use sha2::Sha512;
+use sha2::digest::Output;
 use std::io::{Read, Write};
 use std::net::{IpAddr, Ipv4Addr, SocketAddr, TcpListener, TcpStream};
 use std::sync::atomic::{AtomicUsize, Ordering};

diff --git a/aucpace/src/client.rs b/aucpace/src/client.rs
@@ -1,8 +1,8 @@
 use crate::{
     errors::{Error, Result},
     utils::{
-        compute_authenticator_messages, compute_first_session_key, compute_session_key,
-        compute_ssid, generate_keypair, generate_nonce, scalar_from_hash, H0,
+        H0, compute_authenticator_messages, compute_first_session_key, compute_session_key,
+        compute_ssid, generate_keypair, generate_nonce, scalar_from_hash,
     },
 };
 
@@ -944,11 +944,9 @@ where
     buf[u] = b':';
     buf[(u + 1)..=(u + p)].copy_from_slice(pass);
 
-    let hash = hasher
+    hasher
         .hash_password_customized(&buf[0..=(u + p)], None, None, params, salt)
-        .map_err(Error::PasswordHashing);
-
-    hash
+        .map_err(Error::PasswordHashing)
 }
 
 /// Hash a username and password with the given password hasher

diff --git a/aucpace/src/server.rs b/aucpace/src/server.rs
@@ -1,9 +1,9 @@
+use crate::Database;
 use crate::constants::MIN_SSID_LEN;
 use crate::utils::{
-    compute_authenticator_messages, compute_first_session_key, compute_session_key, compute_ssid,
-    generate_keypair, generate_nonce, generate_server_keypair, H0,
+    H0, compute_authenticator_messages, compute_first_session_key, compute_session_key,
+    compute_ssid, generate_keypair, generate_nonce, generate_server_keypair,
 };
-use crate::Database;
 use crate::{Error, Result};
 use core::marker::PhantomData;
 use curve25519_dalek::traits::IsIdentity;

diff --git a/spake2/Cargo.toml b/spake2/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "spake2"
-version = "0.4.0"
+version = "0.5.0-pre"
 authors = ["Brian Warner <[email protected]>"]
 description = "The SPAKE2 password-authenticated key-exchange algorithm."
 documentation = "https://docs.rs/spake2"
@@ -11,8 +11,8 @@ keywords = ["crypto", "pake", "authentication"]
 categories = ["cryptography", "authentication"]
 exclude = [".gitignore"]
 readme = "README.md"
-edition = "2021"
-rust-version = "1.60"
+edition = "2024"
+rust-version = "1.85"
 
 [dependencies]
 curve25519-dalek = { version = "4.1.3", default-features = false, features = ["rand_core"] }

diff --git a/spake2/README.md b/spake2/README.md
@@ -76,7 +76,7 @@ USE AT YOUR OWN RISK!
 
 ## Minimum Supported Rust Version
 
-Rust **1.60** or higher.
+Rust **1.85** or higher.
 
 Minimum supported Rust version can be changed in the future, but it will be
 done with a minor version bump.
@@ -103,7 +103,7 @@ dual licensed as above, without any additional terms or conditions.
 [docs-image]: https://docs.rs/spake2/badge.svg
 [docs-link]: https://docs.rs/spake2/
 [license-image]: https://img.shields.io/badge/license-Apache2.0/MIT-blue.svg
-[rustc-image]: https://img.shields.io/badge/rustc-1.60+-blue.svg
+[rustc-image]: https://img.shields.io/badge/rustc-1.85+-blue.svg
 [chat-image]: https://img.shields.io/badge/zulip-join_chat-blue.svg
 [chat-link]: https://rustcrypto.zulipchat.com/#narrow/stream/260045-PAKEs
 [build-image]: https://github.com/RustCrypto/PAKEs/actions/workflows/spake2.yml/badge.svg

diff --git a/spake2/src/ed25519.rs b/spake2/src/ed25519.rs
@@ -1,6 +1,6 @@
 //! "Edwards25519" elliptic curve group.
 
-use crate::{c2_Element, c2_Scalar, Group};
+use crate::{Group, c2_Element, c2_Scalar};
 use alloc::vec::Vec;
 use curve25519_dalek::{constants::ED25519_BASEPOINT_POINT, edwards::CompressedEdwardsY};
 use hkdf::Hkdf;

diff --git a/srp/Cargo.toml b/srp/Cargo.toml
@@ -9,8 +9,8 @@ repository = "https://github.com/RustCrypto/PAKEs"
 keywords = ["crypto", "pake", "authentication"]
 categories = ["cryptography", "authentication"]
 readme = "README.md"
-edition = "2021"
-rust-version = "1.61"
+edition = "2024"
+rust-version = "1.85"
 
 [dependencies]
 num-bigint = "0.4"

diff --git a/srp/README.md b/srp/README.md
@@ -32,7 +32,7 @@ USE AT YOUR OWN RISK!
 
 ## Minimum Supported Rust Version
 
-Rust **1.61** or higher.
+Rust **1.85** or higher.
 
 Minimum supported Rust version can be changed in the future, but it will be
 done with a minor version bump.
@@ -59,7 +59,7 @@ dual licensed as above, without any additional terms or conditions.
 [docs-image]: https://docs.rs/srp/badge.svg
 [docs-link]: https://docs.rs/srp/
 [license-image]: https://img.shields.io/badge/license-Apache2.0/MIT-blue.svg
-[rustc-image]: https://img.shields.io/badge/rustc-1.60+-blue.svg
+[rustc-image]: https://img.shields.io/badge/rustc-1.85+-blue.svg
 [chat-image]: https://img.shields.io/badge/zulip-join_chat-blue.svg
 [chat-link]: https://rustcrypto.zulipchat.com/#narrow/stream/260045-PAKEs
 [build-image]: https://github.com/RustCrypto/PAKEs/actions/workflows/srp.yml/badge.svg