diff --git a/fido2/Makefile b/fido2/Makefile
new file mode 100644
index 0000000..076473c
--- /dev/null
+++ b/fido2/Makefile
@@ -0,0 +1,44 @@
+include version.mk
+
+ifndef APP_CONFIG
+APP_CONFIG=example_app.h
+endif
+
+INC = -I./ -I./extensions
+INC += -I../tinycbor/src 
+INC += -I../crypto/sha256 -I../crypto/micro-ecc -I../crypto/tiny-AES-c
+INC += -I../crypto/cifra/src -I../crypto/cifra/src/ext
+
+CFLAGS += -DAPP_CONFIG=\"$(APP_CONFIG)\"
+CFLAGS += $(INC)
+CFLAGS += $(SOLO_VERSION_FLAGS)
+
+SRC = apdu.c util.c u2f.c test_power.c
+SRC += stubs.c log.c  ctaphid.c  ctap.c
+SRC += ctap_parse.c crypto.c main.c
+SRC += device.c
+SRC += version.c
+SRC += data_migration.c
+SRC += extensions/extensions.c extensions/solo.c
+SRC += extensions/wallet.c
+
+# Crypto libs
+SRC += ../crypto/sha256/sha256.c ../crypto/micro-ecc/uECC.c ../crypto/tiny-AES-c/aes.c
+SRC += ../crypto/cifra/src/sha512.c ../crypto/cifra/src/blockwise.c
+
+OBJ = $(SRC:.c=.o)
+
+all: libsolo.a
+
+libsolo.a: $(OBJ)
+	$(AR) cqs $@ $^
+
+%.o: %.c
+	$(CC) $^ $(CFLAGS) -c -o $@
+
+../crypto/micro-ecc/uECC.o: ../crypto/micro-ecc/uECC.c
+	$(CC) $^ $(ECC_CFLAGS) -c -o $@
+
+clean:
+	rm $(OBJ) libsolo.a
+
diff --git a/fido2/example_app.h b/fido2/example_app.h
new file mode 100644
index 0000000..b5e8bd2
--- /dev/null
+++ b/fido2/example_app.h
@@ -0,0 +1,43 @@
+// Copyright 2019 SoloKeys Developers
+//
+// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
+// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
+// http://opensource.org/licenses/MIT>, at your option. This file may not be
+// copied, modified, or distributed except according to those terms.
+
+#ifndef SRC_APP_H_
+#define SRC_APP_H_
+#include <stdbool.h>
+
+#define USING_DEV_BOARD
+
+#define USING_PC
+
+#define DEBUG_LEVEL 1
+
+#define ENABLE_U2F
+#define ENABLE_U2F_EXTENSIONS
+//#define BRIDGE_TO_WALLET
+
+void printing_init();
+
+extern bool use_udp;
+
+//                              0xRRGGBB
+#define LED_INIT_VALUE			0x000800
+#define LED_WINK_VALUE			0x000008
+#define LED_MAX_SCALER          30
+#define LED_MIN_SCALER          1
+// # of ms between each change in LED
+#define HEARTBEAT_PERIOD        100
+// Each LED channel will be multiplied by a integer between LED_MAX_SCALER
+// and LED_MIN_SCALER to cause the slow pulse.  E.g.
+// #define LED_INIT_VALUE			0x301000
+// #define LED_MAX_SCALER          30
+// #define LED_MIN_SCALER          1
+// #define HEARTBEAT_PERIOD        8
+// Will pulse from 0x301000 to 0x903000 to 0x301000 ...
+// Which will take ~8 * (30)*2 ms
+
+
+#endif /* SRC_APP_H_ */
diff --git a/fido2/main.c b/fido2/main.c
index a22d48c..34ad664 100644
--- a/fido2/main.c
+++ b/fido2/main.c
@@ -29,20 +29,21 @@ int main(int argc, char *argv[])
 
     set_logging_mask(
 		/*0*/
-		//TAG_GEN|
+		// TAG_GEN|
 		// TAG_MC |
 		// TAG_GA |
 		TAG_WALLET |
 		TAG_STOR |
 		//TAG_NFC_APDU |
 		TAG_NFC |
-		//TAG_CP |
+		// TAG_CP |
 		// TAG_CTAP|
-		//TAG_HID|
+		// TAG_HID|
 		TAG_U2F|
-		//TAG_PARSE |
+		// TAG_PARSE |
 		//TAG_TIME|
 		// TAG_DUMP|
+		// TAG_DUMP2|
 		TAG_GREEN|
 		TAG_RED|
         TAG_EXT|
diff --git a/fido2/u2f.c b/fido2/u2f.c
index 11c24f9..4a3b1d1 100644
--- a/fido2/u2f.c
+++ b/fido2/u2f.c
@@ -306,7 +306,7 @@ static int16_t u2f_register(struct u2f_register_request * req)
     uint8_t * sig = (uint8_t*)req;
 
 
-    const uint16_t attest_size = attestation_cert_der_get_size();
+    const uint16_t attest_size = device_attestation_cert_der_get_size();
 
 	if ( ! ctap_user_presence_test(750))
 	{
diff --git a/fido2/version.mk b/fido2/version.mk
new file mode 100644
index 0000000..719ce2b
--- /dev/null
+++ b/fido2/version.mk
@@ -0,0 +1,9 @@
+
+SOLO_VERSION_FULL?=$(shell git describe)
+SOLO_VERSION:=$(shell python -c 'print("$(SOLO_VERSION_FULL)".split("-")[0])')
+SOLO_VERSION_MAJ:=$(shell python -c 'print("$(SOLO_VERSION)".split(".")[0])')
+SOLO_VERSION_MIN:=$(shell python -c 'print("$(SOLO_VERSION)".split(".")[1])')
+SOLO_VERSION_PAT:=$(shell python -c 'print("$(SOLO_VERSION)".split(".")[2])')
+
+SOLO_VERSION_FLAGS := -DSOLO_VERSION_MAJ=$(SOLO_VERSION_MAJ) -DSOLO_VERSION_MIN=$(SOLO_VERSION_MIN) \
+	-DSOLO_VERSION_PATCH=$(SOLO_VERSION_PAT) -DSOLO_VERSION=\"$(SOLO_VERSION_FULL)\"
\ No newline at end of file
diff --git a/targets/stm32l432/build/application.mk b/targets/stm32l432/build/application.mk
index 57c2749..3a5cdc9 100644
--- a/targets/stm32l432/build/application.mk
+++ b/targets/stm32l432/build/application.mk
@@ -2,14 +2,14 @@ include build/common.mk
 
 # ST related
 SRC = src/main.c src/init.c src/redirect.c src/flash.c src/rng.c src/led.c src/device.c
-SRC += src/fifo.c src/crypto.c src/attestation.c src/nfc.c src/ams.c src/sense.c
+SRC += src/fifo.c src/attestation.c src/nfc.c src/ams.c src/sense.c
 SRC += src/startup_stm32l432xx.s src/system_stm32l4xx.c
 SRC += $(DRIVER_LIBS) $(USB_LIB)
 
 # FIDO2 lib
 SRC += ../../fido2/apdu.c ../../fido2/util.c ../../fido2/u2f.c ../../fido2/test_power.c
 SRC += ../../fido2/stubs.c ../../fido2/log.c  ../../fido2/ctaphid.c  ../../fido2/ctap.c
-SRC += ../../fido2/ctap_parse.c ../../fido2/main.c
+SRC += ../../fido2/ctap_parse.c ../../fido2/crypto.c ../../fido2/main.c
 SRC += ../../fido2/version.c
 SRC += ../../fido2/data_migration.c
 SRC += ../../fido2/extensions/extensions.c ../../fido2/extensions/solo.c
@@ -22,7 +22,9 @@ SRC += ../../crypto/cifra/src/sha512.c ../../crypto/cifra/src/blockwise.c
 OBJ1=$(SRC:.c=.o)
 OBJ=$(OBJ1:.s=.o)
 
-INC = -Isrc/ -Isrc/cmsis/ -Ilib/ -Ilib/usbd/ -I../../fido2/ -I../../fido2/extensions
+INC = -Isrc/ -Isrc/cmsis/ -Ilib/ -Ilib/usbd/
+
+INC+= -I../../fido2/ -I../../fido2/extensions
 INC += -I../../tinycbor/src -I../../crypto/sha256 -I../../crypto/micro-ecc
 INC += -I../../crypto/tiny-AES-c
 INC += -I../../crypto/cifra/src -I../../crypto/cifra/src/ext