diff --git a/aeternity/identifiers.py b/aeternity/identifiers.py
index ca3b0756..099cfc7d 100644
--- a/aeternity/identifiers.py
+++ b/aeternity/identifiers.py
@@ -56,6 +56,10 @@
     TRANSACTION
 ])
 
+# Account address encoding formats
+ACCOUNT_API_FORMAT = 'api'
+ACCOUNT_SOFIA_FORMAT = 'sofia'
+ACCOUNT_RAW_FORMAT = 'raw'
 
 # RLP Identifiers
 
diff --git a/aeternity/signing.py b/aeternity/signing.py
index aa82f298..71f66f37 100644
--- a/aeternity/signing.py
+++ b/aeternity/signing.py
@@ -9,11 +9,11 @@
 from nacl.exceptions import CryptoError
 from nacl.pwhash import argon2id
 from nacl import secret, utils as nacl_utils
-from aeternity.identifiers import ACCOUNT_ID
-
-
+from aeternity.identifiers import ACCOUNT_ID, ACCOUNT_API_FORMAT, ACCOUNT_SOFIA_FORMAT, ACCOUNT_RAW_FORMAT
 from aeternity import hashing, utils
 
+from deprecated import deprecated
+
 
 class Account:
     """Implement private/public key functionalities"""
@@ -25,15 +25,40 @@ def __init__(self, signing_key, verifying_key):
         self.address = hashing.encode(ACCOUNT_ID, pub_key)
         self.nonce = 0
 
-    def get_address(self):
-        """get the keypair public_key base58 encoded and prefixed (ak_...)"""
-        return self.address
+    def get_address(self, format=ACCOUNT_API_FORMAT):
+        """
+        Get the account address
+        :param format: the format of the address, possible values are 'api', 'sofia', 'raw', default is 'api'
+
+        when the format is:
+        - api the address is base58 encoded with ak_ as prefix
+        - sofia the addres is hex encoded with 0x as prefix
+        - raw the address is returned as a byte array
+
+        raise ValueError when the format is not recognized
+        """
+        if format == ACCOUNT_API_FORMAT or format is None:
+            return self.address
+        elif format == ACCOUNT_RAW_FORMAT:
+            return self.verifying_key.encode()
+        elif format == ACCOUNT_SOFIA_FORMAT:
+            return f'0x{self.verifying_key.encode(encoder=HexEncoder).decode("utf-8")}'
+        raise ValueError(f'Unrecognized format {format} for address encoding')
 
+    @deprecated(version='2.0.0', reason="Use get_secret_key instead")
     def get_private_key(self):
-        """get the private key hex encoded"""
-        pk = self.signing_key.encode(encoder=HexEncoder).decode('utf-8')
-        pb = self.verifying_key.encode(encoder=HexEncoder).decode('utf-8')
-        return f"{pk}{pb}"
+        """
+        Get the private key hex encoded
+        """
+        return self.get_secret_key()
+
+    def get_secret_key(self) -> str:
+        """
+        Get the secret key as a hex encoded string
+        """
+        sk = self.signing_key.encode(encoder=HexEncoder).decode('utf-8')
+        pk = self.verifying_key.encode(encoder=HexEncoder).decode('utf-8')
+        return f"{sk}{pk}"
 
     def sign(self, data):
         """
diff --git a/requirements.txt b/requirements.txt
index c5307ed7..79f147d5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,3 +11,4 @@ websocket_client==0.48.0
 validators==0.12.1
 semver==2.8.1
 namedtupled==0.3.3
+Deprecated==1.2.5
diff --git a/setup.py b/setup.py
index f0e50c03..0ad053a2 100644
--- a/setup.py
+++ b/setup.py
@@ -50,7 +50,8 @@ def get_version():
         'websocket_client == 0.48.0',
         'validators == 0.12.1',
         'semver==2.8.1',
-        'namedtupled==0.3.3'
+        'namedtupled==0.3.3',
+        'Deprecated==1.2.5'
     ],
     classifiers=[
         'Programming Language :: Python',
diff --git a/tests/test_signing.py b/tests/test_signing.py
index 81e59c4b..b659fa77 100644
--- a/tests/test_signing.py
+++ b/tests/test_signing.py
@@ -2,7 +2,7 @@
 from tests import TEST_TTL
 from aeternity.signing import Account, is_signature_valid
 from aeternity.utils import is_valid_hash
-from aeternity import hashing
+from aeternity import hashing, identifiers
 import os
 
 
@@ -96,3 +96,15 @@ def test_signing_is_signature_valid():
         hashing._base64_decode(account_b64),
         hashing._base64_decode(sg_b64),
         msg)
+
+
+def test_signing_get_address():
+    a = Account.from_private_key_string(
+        '3960180c89e27fcc1559f631d664a4b56b569aa5768ba827ddc9ba9616fecd9d8134464ef14b1433790e259d40b6ad8ca39f397a2bbc5261eeba1018a67ce35a')
+    assert(a.get_address() == 'ak_yuMB5S3yiTwRVJC1NcNEGppcGAbq26qFWNJTCJWnLqoihCpCG')
+    assert(a.get_address(format=identifiers.ACCOUNT_API_FORMAT) == 'ak_yuMB5S3yiTwRVJC1NcNEGppcGAbq26qFWNJTCJWnLqoihCpCG')
+    assert(a.get_address(format=identifiers.ACCOUNT_API_FORMAT) != 'ak_xuMB5S3yiTwRVJC1NcNEGppcGAbq26qFWNJTCJWnLqoihCpCG')
+    assert(a.get_address(format=identifiers.ACCOUNT_SOFIA_FORMAT) == '0x8134464ef14b1433790e259d40b6ad8ca39f397a2bbc5261eeba1018a67ce35a')
+    assert(a.get_address(format=identifiers.ACCOUNT_SOFIA_FORMAT) != '8134464ef14b1433790e259d40b6ad8ca39f397a2bbc5261eeba1018a67ce35a')
+    assert(a.get_address(format=identifiers.ACCOUNT_RAW_FORMAT) == b'\x814FN\xf1K\x143y\x0e%\x9d@\xb6\xad\x8c\xa3\x9f9z+\xbcRa\xee\xba\x10\x18\xa6|\xe3Z')
+    assert(a.get_address(format=identifiers.ACCOUNT_RAW_FORMAT) != b'\x814FN\xf1K\x143y\x0e%\x9d@\xb6\x00\x8c\xa3\x9f9z+\xbcRa\xee\xba\x10\x18\xa6|\xe3Z')