diff --git a/.travis.yml b/.travis.yml
index 253b69d03e0..0f0766ee49a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -33,7 +33,7 @@ env:
   global:
   # GH_TOKEN
   - secure: bumJASbZSU8bxJ0EyPUJmu16AiV9EXOpyOj86Jlq/Ty9CfwGqsSXt96uDyE+OUJf34RUFQMsw0nk37/zC4lcn6kqk2wpuH3N/o85Zo/cVZY/NusBWLQqtT5VbYWsV+u2Ua4Tmmsw8yVYQhYwU2ZOejNpflL+Cs9XGgORp1L+/gMRMC2y5Se6ZhwnKPQlRJ8LGsG1dzjQULxzADIt3/zuspNBS8a2urJwlHfGMkvHDoUWCviP/GXoSqw3TZR7FmKyxE19I8n9+iSvm9+oZZquvcgfUxMHn8Gq/b44UbPvjtFOg2yam4xdWXF/RyWCHdc/R9EHorSABeCbefIsm+zcUF3/YQxwpSxM4IZEeH2rTiC7dcrsKw3XsO16xFQz5YI5Bay+CT/wTdMmJd7DdYz7Dyf+pOvcM9WOf/zorxYWSBOMYy0uzbusU2iyIghQ82s7E/Ahg+WARtPgkuTLSB5aL1oCTBKHqQscMr7lo5Ti6RpWLxEdTQMBznc+bMr+6dEtkEcG9zqc6cE9XX+ox3wTU6+HVMfQ1ltCntJ4UKcw3A6INEbw9wgocQa812CIASQ2fE+SCAbz6JxBjIAlFUnD1lUB7S8PdMPwn9plfQgKQ2A5YZqg6FnBdf0rQXIJYxQWKHXj/rBHSUCT0tHACDlzTA+EwWggvkP5AGIxRxm8jhw=
-  - TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity -p ethminer -p ethjson -p ethcore-dapps"
+  - TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity -p ethminer -p ethjson -p ethcore-dapps -p ethcore-signer"
   - ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
   - KCOV_FEATURES=""
   - KCOV_CMD="./kcov-master/tmp/usr/local/bin/kcov --exclude-pattern /usr/,/.cargo,/root/.multirust,src/tests,util/json-tests,util/src/network/tests,sync/src/tests,ethcore/src/tests,ethcore/src/evm/tests target/kcov"
@@ -71,6 +71,7 @@ after_success: |
   $KCOV_CMD target/debug/deps/ethsync-* &&
   $KCOV_CMD target/debug/deps/ethcore_rpc-* &&
   $KCOV_CMD target/debug/deps/ethcore_dapps-* &&
+  $KCOV_CMD target/debug/deps/ethcore_signer-* &&
   $KCOV_CMD target/debug/deps/ethminer-* &&
   $KCOV_CMD target/debug/deps/ethjson-* &&
   $KCOV_CMD target/debug/parity-* &&
diff --git a/Cargo.lock b/Cargo.lock
index bb44cdab6db..c0b918fd6b4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -15,6 +15,7 @@ dependencies = [
  "ethcore-ipc-codegen 1.2.0",
  "ethcore-ipc-nano 1.2.0",
  "ethcore-rpc 1.2.0",
+ "ethcore-signer 1.2.0",
  "ethcore-util 1.2.0",
  "ethminer 1.2.0",
  "ethsync 1.2.0",
@@ -340,6 +341,17 @@ dependencies = [
  "transient-hashmap 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "ethcore-signer"
+version = "1.2.0"
+dependencies = [
+ "clippy 0.0.69 (registry+https://github.com/rust-lang/crates.io-index)",
+ "env_logger 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ethcore-util 1.2.0",
+ "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "ethcore-util"
 version = "1.2.0"
diff --git a/Cargo.toml b/Cargo.toml
index eb1b87dfee7..d7813468ad4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,6 +30,7 @@ ethsync = { path = "sync" }
 ethminer = { path = "miner" }
 ethcore-devtools = { path = "devtools" }
 ethcore-rpc = { path = "rpc", optional = true }
+ethcore-signer = { path = "signer", optional = true }
 ethcore-dapps = { path = "dapps", optional = true }
 semver = "0.2"
 ethcore-ipc-nano = { path = "ipc/nano" }
@@ -42,11 +43,11 @@ version = "0.8"
 default-features = false
 
 [features]
-default = ["rpc", "dapps"]
+default = ["rpc", "dapps", "ethcore-signer"]
 rpc = ["ethcore-rpc"]
 dapps = ["ethcore-dapps"]
 dev = ["clippy", "ethcore/dev", "ethcore-util/dev", "ethsync/dev", "ethcore-rpc/dev", "ethminer/dev",
-"ethcore-dapps/dev"]
+"ethcore-dapps/dev", "ethcore-signer/dev"]
 travis-beta = ["ethcore/json-tests"]
 travis-nightly = ["ethcore/json-tests", "dev"]
 
diff --git a/cov.sh b/cov.sh
index 7145dfab4b2..084e95284dc 100755
--- a/cov.sh
+++ b/cov.sh
@@ -23,6 +23,7 @@ cargo test \
 	-p ethcore-rpc \
 	-p parity \
 	-p ethminer \
+	-p ethcore-signer \
 	-p ethcore-dapps \
 	--no-run || exit $?
 rm -rf target/coverage
@@ -34,6 +35,7 @@ kcov --exclude-pattern $EXCLUDE --include-pattern src --verify target/coverage t
 kcov --exclude-pattern $EXCLUDE --include-pattern src --verify target/coverage target/debug/deps/ethcore_util-*
 kcov --exclude-pattern $EXCLUDE --include-pattern src --verify target/coverage target/debug/deps/ethsync-*
 kcov --exclude-pattern $EXCLUDE --include-pattern src --verify target/coverage target/debug/deps/ethcore_rpc-*
+kcov --exclude-pattern $EXCLUDE --include-pattern src --verify target/coverage target/debug/deps/ethcore_signer-*
 kcov --exclude-pattern $EXCLUDE --include-pattern src --verify target/coverage target/debug/deps/ethcore_dapps-*
 kcov --exclude-pattern $EXCLUDE --include-pattern src --verify target/coverage target/debug/deps/ethminer-*
 xdg-open target/coverage/index.html
diff --git a/doc.sh b/doc.sh
index 68f2e2b4d9c..0b75f6c3832 100755
--- a/doc.sh
+++ b/doc.sh
@@ -7,6 +7,7 @@ cargo doc --no-deps --verbose \
 	-p ethcore \
 	-p ethsync \
 	-p ethcore-rpc \
+	-p ethcore-signer \
 	-p ethcore-dapps \
 	-p parity \
 	-p ethminer
diff --git a/fmt.sh b/fmt.sh
index 81bd4fafc1a..624b404ffcf 100755
--- a/fmt.sh
+++ b/fmt.sh
@@ -9,6 +9,7 @@ $RUSTFMT ./json/src/lib.rs
 $RUSTFMT ./miner/src/lib.rs
 $RUSTFMT ./parity/main.rs
 $RUSTFMT ./rpc/src/lib.rs
+$RUSTFMT ./signer/src/lib.rs
 $RUSTFMT ./dapps/src/lib.rs
 $RUSTFMT ./sync/src/lib.rs
 $RUSTFMT ./util/src/lib.rs
diff --git a/hook.sh b/hook.sh
index 667daafe4f9..978f0ca23e7 100755
--- a/hook.sh
+++ b/hook.sh
@@ -7,6 +7,6 @@ echo "set -e" >> $FILE
 echo "cargo build --features dev" >> $FILE
 # Build tests
 echo "cargo test --no-run --features dev \\" >> $FILE
-echo "	-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity -p ethminer -p ethcore-dapps" >> $FILE
+echo "	-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity -p ethminer -p ethcore-dapps -p ethcore-signer" >> $FILE
 echo "" >> $FILE
 chmod +x $FILE
diff --git a/signer/Cargo.toml b/signer/Cargo.toml
new file mode 100644
index 00000000000..f72865f4f51
--- /dev/null
+++ b/signer/Cargo.toml
@@ -0,0 +1,21 @@
+[package]
+description = "Ethcore Trusted Signer"
+homepage = "http://ethcore.io"
+license = "GPL-3.0"
+name = "ethcore-signer"
+version = "1.2.0"
+authors = ["Ethcore <admin@ethcore.io>"]
+build = "build.rs"
+
+[build-dependencies]
+rustc_version = "0.1"
+
+[dependencies]
+ethcore-util = { path = "../util" }
+log = "0.3"
+env_logger = "0.3"
+clippy = { version = "0.0.69", optional = true}
+
+[features]
+default = []
+dev = ["clippy"]
diff --git a/signer/build.rs b/signer/build.rs
new file mode 100644
index 00000000000..41b9a1b3eca
--- /dev/null
+++ b/signer/build.rs
@@ -0,0 +1,25 @@
+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+extern crate rustc_version;
+
+use rustc_version::{version_meta, Channel};
+
+fn main() {
+	if let Channel::Nightly = version_meta().channel {
+		println!("cargo:rustc-cfg=nightly");
+	}
+}
diff --git a/signer/src/lib.rs b/signer/src/lib.rs
new file mode 100644
index 00000000000..fd17758d27e
--- /dev/null
+++ b/signer/src/lib.rs
@@ -0,0 +1,41 @@
+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+#![warn(missing_docs)]
+#![cfg_attr(all(nightly, feature="dev"), feature(plugin))]
+#![cfg_attr(all(nightly, feature="dev"), plugin(clippy))]
+
+//! Signer module
+//!
+//! This module manages your private keys and accounts/identities
+//! that can be used within Dapps.
+//!
+//! It exposes API (over `WebSockets`) accessed by System UIs.
+//! Each transaction sent by Dapp is broadcasted to System UIs
+//! and their responsibility is to confirm (or confirm and sign)
+//! the transaction for you.
+//!
+//!
+
+#[macro_use]
+extern crate log;
+extern crate env_logger;
+
+#[cfg(test)]
+mod tests {
+	#[test]
+	fn should_work() {}
+}
diff --git a/test.sh b/test.sh
index 786ae2b3705..e70718afc35 100755
--- a/test.sh
+++ b/test.sh
@@ -7,6 +7,7 @@ cargo test --features ethcore/json-tests $1 \
 	-p ethcore \
 	-p ethsync \
 	-p ethcore-rpc \
+	-p ethcore-signer \
 	-p ethcore-dapps \
 	-p parity \
 	-p ethminer \