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diff --git a/services/identity/Cargo.lock b/services/identity/Cargo.lock
--- a/services/identity/Cargo.lock
+++ b/services/identity/Cargo.lock
@@ -17,6 +17,17 @@
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4361135be9122e0870de935d7c439aef945b9f9ddd4199a553b5270b49c82a27"
+[[package]]
+name = "argon2"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "25df3c03f1040d0069fcd3907e24e36d59f9b6fa07ba49be0eb25a794f036ba7"
+dependencies = [
+ "base64ct",
+ "blake2",
+ "password-hash",
+]
+
[[package]]
name = "async-stream"
version = "0.3.3"
@@ -61,12 +72,51 @@
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
+[[package]]
+name = "base64ct"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a32fd6af2b5827bce66c29053ba0e7c42b9dcab01835835058558c10851a46b"
+
[[package]]
name = "bitflags"
version = "1.3.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
+[[package]]
+name = "blake2"
+version = "0.10.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9cf849ee05b2ee5fba5e36f97ff8ec2533916700fc0758d40d92136a42f3388"
+dependencies = [
+ "digest 0.10.3",
+]
+
+[[package]]
+name = "block-buffer"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "block-buffer"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0bf7fe51849ea569fd452f37822f606a5cabb684dc918707a0193fd4664ff324"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "byteorder"
+version = "1.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
+
[[package]]
name = "bytes"
version = "1.1.0"
@@ -79,6 +129,85 @@
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+[[package]]
+name = "constant_time_eq"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
+
+[[package]]
+name = "cpufeatures"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "59a6001667ab124aebae2a495118e11d30984c3a653e99d86d58971708cf5e4b"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "crypto-common"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57952ca27b5e3606ff4dd79b0020231aaf9d6aa76dc05fd30137538c50bd3ce8"
+dependencies = [
+ "generic-array",
+ "typenum",
+]
+
+[[package]]
+name = "crypto-mac"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b1d1a86f49236c215f271d40892d5fc950490551400b02ef360692c29815c714"
+dependencies = [
+ "generic-array",
+ "subtle",
+]
+
+[[package]]
+name = "curve25519-dalek"
+version = "3.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "90f9d052967f590a76e62eb387bd0bbb1b000182c3cefe5364db6b7211651bc0"
+dependencies = [
+ "byteorder",
+ "digest 0.9.0",
+ "rand_core 0.5.1",
+ "subtle",
+ "zeroize",
+]
+
+[[package]]
+name = "digest"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "digest"
+version = "0.10.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f2fb860ca6fafa5552fb6d0e816a69c8e49f0908bf524e30a90d97c85892d506"
+dependencies = [
+ "block-buffer 0.10.2",
+ "crypto-common",
+ "subtle",
+]
+
+[[package]]
+name = "displaydoc"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3bf95dc3f046b9da4f2d51833c0d3547d8564ef6910f5c1ed130306a75b92886"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
[[package]]
name = "either"
version = "1.6.1"
@@ -145,6 +274,27 @@
"pin-utils",
]
+[[package]]
+name = "generic-array"
+version = "0.14.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd48d33ec7f05fbfa152300fdad764757cbded343c1aa1cff2fbaf4134851803"
+dependencies = [
+ "typenum",
+ "version_check",
+]
+
+[[package]]
+name = "getrandom"
+version = "0.1.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi 0.9.0+wasi-snapshot-preview1",
+]
+
[[package]]
name = "getrandom"
version = "0.2.6"
@@ -199,6 +349,26 @@
"libc",
]
+[[package]]
+name = "hkdf"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "01706d578d5c281058480e673ae4086a9f4710d8df1ad80a5b03e39ece5f886b"
+dependencies = [
+ "digest 0.9.0",
+ "hmac",
+]
+
+[[package]]
+name = "hmac"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2a2a2320eb7ec0ebe8da8f744d7812d9fc4cb4d09344ac01898dbcb6a20ae69b"
+dependencies = [
+ "crypto-mac",
+ "digest 0.9.0",
+]
+
[[package]]
name = "http"
version = "0.2.6"
@@ -273,8 +443,13 @@
name = "identity"
version = "0.1.0"
dependencies = [
+ "argon2",
+ "curve25519-dalek",
+ "digest 0.9.0",
"futures-core",
+ "opaque-ke",
"prost",
+ "sha2",
"tokio",
"tonic",
"tonic-build",
@@ -389,6 +564,41 @@
"libc",
]
+[[package]]
+name = "opaque-debug"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
+
+[[package]]
+name = "opaque-ke"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f25e5f1be61b7a94f388368a24739318fe4edd2b841d20d7077a422a5391e22f"
+dependencies = [
+ "constant_time_eq",
+ "curve25519-dalek",
+ "digest 0.9.0",
+ "displaydoc",
+ "generic-array",
+ "hkdf",
+ "hmac",
+ "rand",
+ "subtle",
+ "zeroize",
+]
+
+[[package]]
+name = "password-hash"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d791538a6dcc1e7cb7fe6f6b58aca40e7f79403c45b2bc274008b5e647af1d8"
+dependencies = [
+ "base64ct",
+ "rand_core 0.6.3",
+ "subtle",
+]
+
[[package]]
name = "percent-encoding"
version = "2.1.0"
@@ -522,7 +732,7 @@
dependencies = [
"libc",
"rand_chacha",
- "rand_core",
+ "rand_core 0.6.3",
]
[[package]]
@@ -532,7 +742,16 @@
checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
dependencies = [
"ppv-lite86",
- "rand_core",
+ "rand_core 0.6.3",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
+dependencies = [
+ "getrandom 0.1.16",
]
[[package]]
@@ -541,7 +760,7 @@
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d34f1408f55294453790c48b2f1ebbb1c5b4b7563eb1f418bcfcfdbb06ebb4e7"
dependencies = [
- "getrandom",
+ "getrandom 0.2.6",
]
[[package]]
@@ -579,6 +798,19 @@
"winapi",
]
+[[package]]
+name = "sha2"
+version = "0.9.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4d58a1e1bf39749807d89cf2d98ac2dfa0ff1cb3faa38fbb64dd88ac8013d800"
+dependencies = [
+ "block-buffer 0.9.0",
+ "cfg-if",
+ "cpufeatures",
+ "digest 0.9.0",
+ "opaque-debug",
+]
+
[[package]]
name = "slab"
version = "0.4.5"
@@ -595,6 +827,12 @@
"winapi",
]
+[[package]]
+name = "subtle"
+version = "2.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
+
[[package]]
name = "syn"
version = "1.0.90"
@@ -606,6 +844,18 @@
"unicode-xid",
]
+[[package]]
+name = "synstructure"
+version = "0.12.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "unicode-xid",
+]
+
[[package]]
name = "tempfile"
version = "3.3.0"
@@ -820,6 +1070,12 @@
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
+[[package]]
+name = "typenum"
+version = "1.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
+
[[package]]
name = "unicode-segmentation"
version = "1.9.0"
@@ -832,6 +1088,12 @@
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
+[[package]]
+name = "version_check"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
+
[[package]]
name = "want"
version = "0.3.0"
@@ -842,6 +1104,12 @@
"try-lock",
]
+[[package]]
+name = "wasi"
+version = "0.9.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
+
[[package]]
name = "wasi"
version = "0.10.2+wasi-snapshot-preview1"
@@ -886,3 +1154,24 @@
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
+[[package]]
+name = "zeroize"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4756f7db3f7b5574938c3eb1c117038b8e07f95ee6718c0efad4ac21508f1efd"
+dependencies = [
+ "zeroize_derive",
+]
+
+[[package]]
+name = "zeroize_derive"
+version = "1.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f8f187641dad4f680d25c4bfc4225b418165984179f26ca76ec4fb6441d3a17"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "synstructure",
+]
diff --git a/services/identity/Cargo.toml b/services/identity/Cargo.toml
--- a/services/identity/Cargo.toml
+++ b/services/identity/Cargo.toml
@@ -10,6 +10,11 @@
prost = "0.9"
futures-core = "0.3"
tokio = { version = "1.0", features = ["macros", "rt-multi-thread"] }
+opaque-ke = "1.2.0"
+argon2 = "0.3"
+curve25519-dalek = "3"
+sha2 = "0.9"
+digest = "0.9"
[build-dependencies]
tonic-build = "0.6"
diff --git a/services/identity/src/main.rs b/services/identity/src/main.rs
--- a/services/identity/src/main.rs
+++ b/services/identity/src/main.rs
@@ -1,6 +1,7 @@
use tonic::transport::Server;
mod identity;
+mod opaque;
use identity::{IdentityServiceServer, MyIdentityService};
const IDENTITY_SERVICE_SOCKET_ADDR: &str = "[::]:50051";
diff --git a/services/identity/src/opaque.rs b/services/identity/src/opaque.rs
new file mode 100644
--- /dev/null
+++ b/services/identity/src/opaque.rs
@@ -0,0 +1,29 @@
+use argon2::Argon2;
+use digest::{generic_array::GenericArray, Digest};
+use opaque_ke::{
+ ciphersuite::CipherSuite, errors::InternalPakeError, hash::Hash, slow_hash::SlowHash,
+};
+
+struct Cipher;
+
+impl CipherSuite for Cipher {
+ type Group = curve25519_dalek::ristretto::RistrettoPoint;
+ type KeyExchange = opaque_ke::key_exchange::tripledh::TripleDH;
+ type Hash = sha2::Sha512;
+ type SlowHash = ArgonWrapper;
+}
+
+struct ArgonWrapper(Argon2<'static>);
+
+impl<D: Hash> SlowHash<D> for ArgonWrapper {
+ fn hash(
+ input: GenericArray<u8, <D as Digest>::OutputSize>,
+ ) -> Result<Vec<u8>, InternalPakeError> {
+ let params = Argon2::default();
+ let mut output = vec![0u8; <D as Digest>::output_size()];
+ params
+ .hash_password_into(&input, &[0; argon2::MIN_SALT_LEN], &mut output)
+ .map_err(|_| InternalPakeError::SlowHashError)?;
+ Ok(output)
+ }
+}

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