diff --git a/native/native_rust_library/Cargo.lock b/native/native_rust_library/Cargo.lock
--- a/native/native_rust_library/Cargo.lock
+++ b/native/native_rust_library/Cargo.lock
@@ -117,6 +117,12 @@
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
 
+[[package]]
+name = "base64"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ea22880d78093b0cbe17c89f64a7d457941e65759157ec6cb31a31d652b05e5"
+
 [[package]]
 name = "base64ct"
 version = "1.5.2"
@@ -351,6 +357,21 @@
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "foreign-types"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
+dependencies = [
+ "foreign-types-shared",
+]
+
+[[package]]
+name = "foreign-types-shared"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
+
 [[package]]
 name = "futures-channel"
 version = "0.3.24"
@@ -662,11 +683,14 @@
 name = "native_rust_library"
 version = "0.1.0"
 dependencies = [
+ "anyhow",
+ "base64 0.20.0",
  "comm-opaque",
  "cxx",
  "cxx-build",
  "lazy_static",
  "opaque-ke",
+ "openssl",
  "prost",
  "rand",
  "regex",
@@ -717,6 +741,55 @@
  "zeroize",
 ]
 
+[[package]]
+name = "openssl"
+version = "0.10.45"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b102428fd03bc5edf97f62620f7298614c45cedf287c271e7ed450bbaf83f2e1"
+dependencies = [
+ "bitflags",
+ "cfg-if",
+ "foreign-types",
+ "libc",
+ "once_cell",
+ "openssl-macros",
+ "openssl-sys",
+]
+
+[[package]]
+name = "openssl-macros"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b501e44f11665960c7e7fcf062c7d96a14ade4aa98116c004b2e37b5be7d736c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "openssl-src"
+version = "111.24.0+1.1.1s"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3498f259dab01178c6228c6b00dcef0ed2a2d5e20d648c017861227773ea4abd"
+dependencies = [
+ "cc",
+]
+
+[[package]]
+name = "openssl-sys"
+version = "0.9.80"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23bbbf7854cd45b83958ebe919f0e8e516793727652e27fda10a8384cfc790b7"
+dependencies = [
+ "autocfg",
+ "cc",
+ "libc",
+ "openssl-src",
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "password-hash"
 version = "0.4.2"
@@ -776,6 +849,12 @@
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
+[[package]]
+name = "pkg-config"
+version = "0.3.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ac9a59f73473f1b8d852421e59e64809f025994837ef743615c6d0c5b305160"
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.16"
@@ -1113,7 +1192,7 @@
  "async-stream",
  "async-trait",
  "axum",
- "base64",
+ "base64 0.13.0",
  "bytes",
  "futures-core",
  "futures-util",
@@ -1273,6 +1352,12 @@
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
 
+[[package]]
+name = "vcpkg"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
+
 [[package]]
 name = "version_check"
 version = "0.9.4"
diff --git a/native/native_rust_library/Cargo.toml b/native/native_rust_library/Cargo.toml
--- a/native/native_rust_library/Cargo.toml
+++ b/native/native_rust_library/Cargo.toml
@@ -7,6 +7,8 @@
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+anyhow = "1.0"
+base64 = "0.20"
 cxx = "1.0"
 tokio = { version = "1.0", features = ["macros", "rt-multi-thread"] }
 tokio-stream = "0.1"
@@ -15,6 +17,7 @@
 lazy_static = "1.4"
 rand = "0.8"
 opaque-ke = "1.2"
+openssl = { version = "0.10", features = ["vendored"] }
 tracing = "0.1"
 regex = "1.6"
 comm-opaque = {path = "../../shared/comm-opaque"}