diff --git a/signer/.gitignore b/signer/.gitignore
deleted file mode 100644
index a97789d61..000000000
--- a/signer/.gitignore
+++ /dev/null
@@ -1,4 +0,0 @@
-config_pb2.py
-config_pb2.pyc
-config_signed.bin
-*.pem
diff --git a/signer/config.json b/signer/config.json
deleted file mode 100644
index 1a3186b39..000000000
--- a/signer/config.json
+++ /dev/null
@@ -1,29 +0,0 @@
-{
-	"whitelist_urls": [
-		"https?://localhost(:\\d+)?(/.*)?",
-		"https?://localhost\\.mytrezor\\.com(:\\d+)?(/.*)?",
-		"https://mytrezor\\.com(/.*)?",
-		"https://[\\w\\.-]+\\.mytrezor\\.com(/.*)?",
-		"https://trezor\\.io(/.*)?",
-		"https://[\\w\\.-]+\\.trezor\\.io(/.*)?",
-		"https://trezor\\.github\\.io(/.*)?",
-		"https://greenaddress\\.it(/.*)?",
-		"https://[\\w\\.-]+\\.greenaddress\\.it(/.*)?",
-		"https://coinprism\\.com(/.*)?",
-		"https://[\\w\\.-]+\\.coinprism\\.com(/.*)?",
-		"https://bitex\\.la(/.*)?",
-		"https://[\\w\\.-]+\\.bitex\\.la(/.*)?",
-		"https://dash\\.run(/.*)?",
-		"https://[\\w\\.-]+\\.dash\\.run(/.*)?",
-		"https://0xproject\\.com(/.*)?",
-		"https://[\\w\\.-]+\\.unchained-capital\\.com(/.*)?",
-		"chrome-extension://jcjjhjgimijdkoamemaghajlhegmoclj(/.*)?"
-		],
-	"blacklist_urls": [
-	],
-	"known_devices": [
-		["0x534c", "0x0001", "Trezor"],
-		["0x1209", "0x53c0", "Trezor2 Bootloader"],
-		["0x1209", "0x53c1", "Trezor2"]
-	]
-}
diff --git a/signer/config.proto b/signer/config.proto
deleted file mode 100644
index fe44a0dc3..000000000
--- a/signer/config.proto
+++ /dev/null
@@ -1,32 +0,0 @@
-syntax = "proto2";
-
-/**
- * Configuration format for TREZOR plugin
- */
-
-// Sugar for easier handling in Java
-option java_package = "com.satoshilabs.trezor.lib.protobuf";
-option java_outer_classname = "TrezorConfig";
-
-import "google/protobuf/descriptor.proto";
-
-/**
- * Device Descriptor used in Configuration
- */
-message DeviceDescriptor {
-	optional uint32 vendor_id = 1;		// USB vendor ID
-	optional uint32 product_id = 2;		// USB product ID
-	optional string serial_number = 3;	// USB serial number
-	optional string path = 4;		// USB device path
-}
-
-/**
- * Plugin Configuration
- */
-message Configuration {
-	repeated string whitelist_urls = 1;				// allowed URLs for plugin
-	repeated string blacklist_urls = 2;				// forbidden URLs for plugin
-	required google.protobuf.FileDescriptorSet wire_protocol = 3;	// compiled specification of write protocol (serialized using "protoc -o")
-	repeated DeviceDescriptor known_devices = 4;			// descriptors of allowed devices
-	optional uint32 valid_until = 5;				// expiration timestamp
-}
diff --git a/signer/sample.key b/signer/sample.key
deleted file mode 100644
index 6369d96a2..000000000
--- a/signer/sample.key
+++ /dev/null
@@ -1,5 +0,0 @@
------BEGIN EC PRIVATE KEY-----
-MHQCAQEEIMS7yx++yZ1lv1nYXIy2LuLblj8P4Qb0g9mvpzvU45qKoAcGBSuBBAAK
-oUQDQgAEeNQwJ0+MXsEyEzgVHp8n9MZ2oAi9+GONB8C2vpqzXHGhUYBjJDrNTf6W
-tm4/LsgBPI4HLNCbODShn4H2Wcw0VQ==
------END EC PRIVATE KEY-----
diff --git a/signer/sign.py b/signer/sign.py
deleted file mode 100755
index 31bf26e6d..000000000
--- a/signer/sign.py
+++ /dev/null
@@ -1,101 +0,0 @@
-#!/usr/bin/python
-import subprocess
-import os
-import json
-import time
-import ecdsa
-import hashlib
-import binascii
-from google.protobuf.descriptor_pb2 import FileDescriptorSet
-
-PROTOBUF_PROTO_DIR=os.environ.get('PROTOBUF_PROTO_DIR', '/usr/include/')
-TREZOR_PROTO_DIR=os.environ.get('TREZOR_PROTO_DIR', '../protob/')
-
-def compile_config():
-    cmd = "protoc --python_out=../signer/ -I" + PROTOBUF_PROTO_DIR + " -I./ config.proto"
-    subprocess.check_call(cmd.split(), cwd=TREZOR_PROTO_DIR)
-
-def parse_json():
-    return json.loads(open('config.json', 'r').read())
-
-
-def get_compiled_proto():
-    # Compile trezor.proto to binary format
-    pdir = os.path.abspath(TREZOR_PROTO_DIR)
-    pfile = os.path.join(pdir, "messages.proto")
-    cmd = "protoc --include_imports -I" + PROTOBUF_PROTO_DIR + " -I" + pdir  + " " + pfile + " -otrezor.bin"
-
-    subprocess.check_call(cmd.split())
-
-    # Load compiled protocol description to string
-    proto = open('trezor.bin', 'r').read()
-    os.unlink('trezor.bin')
-
-    # Parse it into FileDescriptorSet structure
-    compiled = FileDescriptorSet()
-    compiled.ParseFromString(proto)
-    return compiled
-
-def compose_message(json, proto):
-    import config_pb2
-
-    cfg = config_pb2.Configuration()
-    cfg.valid_until = 2147483647 # maxint
-    cfg.wire_protocol.MergeFrom(proto)
-
-    for url in json['whitelist_urls']:
-        cfg.whitelist_urls.append(str(url))
-
-    for url in json['blacklist_urls']:
-        cfg.blacklist_urls.append(str(url))
-
-    for dev in json['known_devices']:
-        desc = cfg.known_devices.add()
-        desc.vendor_id = int(dev[0], 16)
-        desc.product_id = int(dev[1], 16)
-
-    return cfg.SerializeToString()
-
-def sign_message(data, key):
-    if key.startswith('-----BEGIN'):
-        key = ecdsa.keys.SigningKey.from_pem(key)
-    else:
-        key = ecdsa.keys.SigningKey.from_secret_exponent(secexp = int(key, 16), curve=ecdsa.curves.SECP256k1, hashfunc=hashlib.sha256)
-
-    verify = key.get_verifying_key()
-    print "Verifying key:"
-    print verify.to_pem()
-
-    return key.sign_deterministic(data, hashfunc=hashlib.sha256)
-
-def pack_datafile(filename, signature, data):
-    if len(signature) != 64:
-        raise Exception("Signature must be 64 bytes long")
-
-    fp = open(filename, 'w')
-    fp.write(binascii.hexlify(signature))
-    fp.write(binascii.hexlify(data))
-    fp.close()
-
-    print "Signature and data stored to", filename
-
-if __name__ == '__main__':
-    key = ''
-    print "Paste ECDSA private key (in PEM format or SECEXP format) and press Enter:"
-    while True:
-        inp = raw_input()
-        if inp == '':
-            break
-
-        key += inp + "\n"
-
-    # key = open('sample.key', 'r').read()
-
-    compile_config()
-    json = parse_json()
-    proto = get_compiled_proto()
-
-    data = compose_message(json, proto)
-    signature = sign_message(data, key)
-
-    pack_datafile('config_signed.bin', signature, data)