diff --git a/monkey/common/credentials/lm_hash.py b/monkey/common/credentials/lm_hash.py
index 818999244..4a1b59f80 100644
--- a/monkey/common/credentials/lm_hash.py
+++ b/monkey/common/credentials/lm_hash.py
@@ -1,6 +1,15 @@
 from dataclasses import dataclass, field
 
+from marshmallow import fields
+
 from . import CredentialComponentType, ICredentialComponent
+from .credential_component_schema import CredentialComponentSchema, CredentialTypeField
+from .validators import ntlm_hash_validator
+
+
+class LMHashSchema(CredentialComponentSchema):
+    credential_type = CredentialTypeField(CredentialComponentType.LM_HASH)
+    lm_hash = fields.Str(validate=ntlm_hash_validator)
 
 
 @dataclass(frozen=True)
diff --git a/monkey/tests/unit_tests/common/credentials/test_single_value_credential_components.py b/monkey/tests/unit_tests/common/credentials/test_single_value_credential_components.py
index 51d02ae04..1b61dc329 100644
--- a/monkey/tests/unit_tests/common/credentials/test_single_value_credential_components.py
+++ b/monkey/tests/unit_tests/common/credentials/test_single_value_credential_components.py
@@ -1,7 +1,8 @@
 import pytest
 from marshmallow.exceptions import ValidationError
 
-from common.credentials import CredentialComponentType, Password, Username
+from common.credentials import CredentialComponentType, LMHash, Password, Username
+from common.credentials.lm_hash import LMHashSchema
 from common.credentials.password import PasswordSchema
 from common.credentials.username import UsernameSchema
 
@@ -12,16 +13,29 @@ PARAMETRIZED_PARAMETER_NAMES = (
 PARAMETRIZED_PARAMETER_VALUES = [
     (Password, PasswordSchema, CredentialComponentType.PASSWORD, "password", "123456"),
     (Username, UsernameSchema, CredentialComponentType.USERNAME, "username", "test_user"),
+    (
+        LMHash,
+        LMHashSchema,
+        CredentialComponentType.LM_HASH,
+        "lm_hash",
+        "E52CAC67419A9A224A3B108F3FA6CB6D",
+    ),
 ]
 
 
-
-
 INVALID_VALUES = {
     CredentialComponentType.USERNAME: (None, 1, 2.0),
     CredentialComponentType.PASSWORD: (None, 1, 2.0),
+    CredentialComponentType.LM_HASH: (
+        None,
+        1,
+        2.0,
+        "0123456789012345678901234568901",
+        "E52GAC67419A9A224A3B108F3FA6CB6D",
+    ),
 }
 
+
 def build_component_dict(credential_component_type: CredentialComponentType, key: str, value: str):
     return {"credential_type": credential_component_type.name, key: value}
 
@@ -31,9 +45,7 @@ def test_credential_component_serialize(
     credential_component_class, schema_class, credential_component_type, key, value
 ):
     schema = schema_class()
-    print(type(schema))
     constructed_object = credential_component_class(value)
-    print(type(constructed_object))
 
     serialized_object = schema.dump(constructed_object)
 
@@ -80,6 +92,7 @@ def test_encorrect_credential_type(
     with pytest.raises(ValidationError):
         credential_component_class(**schema.load(incorrect_component_dict))
 
+
 @pytest.mark.parametrize(PARAMETRIZED_PARAMETER_NAMES, PARAMETRIZED_PARAMETER_VALUES)
 def test_invalid_values(
     credential_component_class, schema_class, credential_component_type, key, value