feat: add crypto bcrypt issue test

2025-07-12 21:25:42 +08:00
parent bd9ea78e53
commit 6d7273c6a3
4 changed files with 311 additions and 11 deletions
--- a/README.md
+++ b/README.md
@@ -5,6 +5,7 @@ Simple Rust Tests
 Project or files:
 ```
 .
+├── README_2.md
 ├── __alloc
 │   └── zeroizing-alloc-demo
 ├── __args
@@ -17,8 +18,8 @@ Project or files:
 │   └── zstd-demo
 ├── __concurrent
 │   ├── arc-swap
-│   ├── async_study
 │   ├── async-fn-resumed-after-completion
+│   ├── async_study
 │   ├── crossbeam_n_parking_lot
 │   ├── glommio
 │   ├── green-threads
@@ -44,6 +45,7 @@ Project or files:
 │   ├── jose-test
 │   ├── jsonwebtoken
 │   ├── liboqs-rust-demo
+│   ├── okta-bcrypt-issue
 │   ├── orion-demo
 │   ├── passkey-rs-demo
 │   ├── password-hash
@@ -77,7 +79,7 @@ Project or files:
 │   └── sqlx
 ├── __diff
 │   ├── diffy
-│   ├── prettydiff
+│   └── prettydiff
 ├── __enclave
 │   └── virt_enclave
 ├── __err
@@ -89,9 +91,9 @@ Project or files:
 ├── __ffi
 │   ├── abi_stable_crates
 │   ├── c
+│   ├── c2
 │   ├── c_export
 │   ├── c_layout
-│   ├── c2
 │   ├── calltoc
 │   ├── cpp
 │   ├── dotalib
@@ -102,7 +104,7 @@ Project or files:
 ├── __fs
 │   ├── crypt4ghfs-rust
 │   ├── fuse
-│   ├── fuser
+│   └── fuser
 ├── __gui
 │   ├── druid
 │   ├── gtk
@@ -176,8 +178,8 @@ Project or files:
 │   ├── ngrok-demo
 │   ├── pcap
 │   ├── quinn
-│   ├── rust_tcp
 │   ├── rust-rawsock-demo
+│   ├── rust_tcp
 │   ├── s2n_quic
 │   ├── socket2
 │   ├── tcp
@@ -222,10 +224,10 @@ Project or files:
 │   ├── sshrs
 │   └── xshell
 ├── __shuttle
-│   ├── hatter-test
+│   └── hatter-test
 ├── __std
-│   ├── async_await
 │   ├── async-fn
+│   ├── async_await
 │   ├── into
 │   ├── iter
 │   ├── misc
@@ -268,8 +270,8 @@ Project or files:
 │   ├── wasmtime-serde-demo
 │   └── wit-bindgen-sample
 ├── __web
-│   ├── actix_rustls
 │   ├── actix-web
+│   ├── actix_rustls
 │   ├── alibabacloundfn
 │   ├── hyper_rustls
 │   ├── hyperrs
@@ -283,9 +285,8 @@ Project or files:
 │   ├── tide
 │   └── warp
 ├── build_readme.rs -> scripts/build_readme_rs/src/main.rs
-├── README_2.md
 ├── scripts
-│   ├── build_readme_rs
+│   └── build_readme_rs
 └── single_file_tests
    ├── 99.rs
    ├── chain.rs
@@ -309,6 +310,6 @@ Project or files:
    ├── vec.rs
    └── while.rs

-281 directories, 38 files
+282 directories, 38 files
 ```

--- a/__crypto/okta-bcrypt-issue/Cargo.lock
+++ b/__crypto/okta-bcrypt-issue/Cargo.lock
@@ -0,0 +1,257 @@
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--- a/__crypto/okta-bcrypt-issue/Cargo.toml
+++ b/__crypto/okta-bcrypt-issue/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "okta-bcrypt-issue"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+base64 = "0.22.1"
+bcrypt = "0.17.0"
+rand = "0.9.1"
--- a/__crypto/okta-bcrypt-issue/src/main.rs
+++ b/__crypto/okta-bcrypt-issue/src/main.rs
@@ -0,0 +1,33 @@
+use rand::RngCore;
+use base64::{Engine as _, engine::general_purpose::URL_SAFE};
+use std::error::Error;
+
+fn random_string(length: usize) -> String {
+    let mut bytes = vec![0u8; length];
+    rand::rng().fill_bytes(&mut bytes);
+    URL_SAFE.encode(&bytes)[..length].to_string()
+}
+
+// https://n0rdy.foo/posts/20250121/okta-bcrypt-lessons-for-better-apis/
+fn main() -> Result<(), Box<dyn Error>> {
+    // 18 + 55 + 1 = 74, so above 72 characters' limit of BCrypt
+    let user_id = random_string(18);
+    let username = random_string(55);
+    let password = "super-duper-secure-password";
+
+    let combined_string = format!("{}:{}:{}", user_id, username, password);
+    let combined_hash = bcrypt::hash(combined_string.as_bytes(), bcrypt::DEFAULT_COST)?;
+
+    // let's try to break it
+    let wrong_password = "wrong-password";
+    let wrong_combined_string = format!("{}:{}:{}", user_id, username, wrong_password);
+
+    match bcrypt::verify(wrong_combined_string.as_bytes(), &combined_hash) {
+        Ok(true) => println!("Password is correct"),
+        Ok(false) => println!("Password is incorrect"),
+        Err(e) => println!("{}", e),
+    }
+
+    Ok(())
+}
+