diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3705ca1a..f40b2cd0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -24,3 +24,18 @@ jobs:
         with:
           command: test
           args: --workspace --all-features --no-fail-fast
+  wasm-testing:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install rust nightly
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+          override: true
+      - uses: Swatinem/rust-cache@v2
+      - uses: jetli/wasm-pack-action@v0.3.0
+      - name: Add wasm32 target
+        run: rustup target add wasm32-unknown-unknown
+      - name: Test in headless Chrome
+        run: wasm-pack test --headless --chrome
diff --git a/Cargo.lock b/Cargo.lock
index 49c8f18e..0c24e161 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -189,10 +189,14 @@ dependencies = [
  "bp-dbc",
  "bp-seals",
  "commit_verify",
+ "getrandom",
+ "rand",
  "serde",
  "single_use_seals",
  "strict_encoding",
  "strict_types",
+ "wasm-bindgen",
+ "wasm-bindgen-test",
 ]
 
 [[package]]
@@ -293,6 +297,16 @@ dependencies = [
  "strict_types",
 ]
 
+[[package]]
+name = "console_error_panic_hook"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a06aeb73f470f66dcdbf7223caeebb85984942f22f1adb2a088cf9668146bbbc"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "constant_time_eq"
 version = "0.3.0"
@@ -363,8 +377,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fe9006bed769170c11f845cf00c7c1e9092aeb3f268e007c3e760ac68008070f"
 dependencies = [
  "cfg-if",
+ "js-sys",
  "libc",
  "wasi",
+ "wasm-bindgen",
 ]
 
 [[package]]
@@ -560,11 +576,17 @@ version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f98d2aa92eebf49b69786be48e4477826b256916e84a57ff2a4f21923b48eb4c"
 
+[[package]]
+name = "scoped-tls"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1cf6437eb19a8f4a6cc0f7dca544973b0b78843adbfeb3683d1a94a0024a294"
+
 [[package]]
 name = "secp256k1"
-version = "0.28.0"
+version = "0.28.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2acea373acb8c21ecb5a23741452acd2593ed44ee3d343e72baaa143bc89d0d5"
+checksum = "3f622567e3b4b38154fb8190bcf6b160d7a4301d70595a49195b48c116007a27"
 dependencies = [
  "rand",
  "secp256k1-sys",
@@ -573,9 +595,9 @@ dependencies = [
 
 [[package]]
 name = "secp256k1-sys"
-version = "0.9.1"
+version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4dd97a086ec737e30053fd5c46f097465d25bb81dd3608825f65298c4c98be83"
+checksum = "e5d1746aae42c19d583c3c1a8c646bfad910498e2051c551a7f2e3c0c9fbb7eb"
 dependencies = [
  "cc",
 ]
@@ -843,6 +865,18 @@ dependencies = [
  "wasm-bindgen-shared",
 ]
 
+[[package]]
+name = "wasm-bindgen-futures"
+version = "0.4.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac36a15a220124ac510204aec1c3e5db8a22ab06fd6706d881dc6149f8ed9a12"
+dependencies = [
+ "cfg-if",
+ "js-sys",
+ "wasm-bindgen",
+ "web-sys",
+]
+
 [[package]]
 name = "wasm-bindgen-macro"
 version = "0.2.89"
@@ -872,6 +906,41 @@ version = "0.2.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7ab9b36309365056cd639da3134bf87fa8f3d86008abf99e612384a6eecd459f"
 
+[[package]]
+name = "wasm-bindgen-test"
+version = "0.3.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2cf9242c0d27999b831eae4767b2a146feb0b27d332d553e605864acd2afd403"
+dependencies = [
+ "console_error_panic_hook",
+ "js-sys",
+ "scoped-tls",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "wasm-bindgen-test-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-test-macro"
+version = "0.3.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "794645f5408c9a039fd09f4d113cdfb2e7eba5ff1956b07bcf701cf4b394fe89"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.43",
+]
+
+[[package]]
+name = "web-sys"
+version = "0.3.66"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50c24a44ec86bb68fbecd1b3efed7e85ea5621b39b35ef2766b66cd984f8010f"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "windows-core"
 version = "0.51.1"
diff --git a/Cargo.toml b/Cargo.toml
index 336674b9..3233d822 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,7 +30,7 @@ single_use_seals = "0.11.0-beta.3"
 bp-consensus = { version = "0.11.0-beta.3", path = "consensus" }
 bp-dbc = { version = "0.11.0-beta.3", path = "./dbc" }
 bp-seals = { version = "0.11.0-beta.3", path = "./seals" }
-secp256k1 = { version = "0.28.0", features = ["global-context"] }
+secp256k1 = { version = ">=0.28.1", features = ["global-context"] }
 serde_crate = { package = "serde", version = "1", features = ["derive"] }
 
 [package]
@@ -79,5 +79,13 @@ serde = [
 ]
 stl = ["strict_types", "strict_types/base64", "bp-consensus/stl", "commit_verify/stl"]
 
+[target.'cfg(target_arch = "wasm32")'.dependencies]
+wasm-bindgen = "0.2"
+rand = { version = "0.8.4", optional = true }
+getrandom = { version = "0.2", features = ["js"] }
+
+[target.'cfg(target_arch = "wasm32")'.dev-dependencies]
+wasm-bindgen-test = "0.3"
+
 [package.metadata.docs.rs]
 features = [ "all" ]