diff --git a/.changeset/rotten-turtles-give.md b/.changeset/rotten-turtles-give.md
new file mode 100644
index 00000000..fa56cab7
--- /dev/null
+++ b/.changeset/rotten-turtles-give.md
@@ -0,0 +1,5 @@
+---
+"@fingerprint/python-sdk": patch
+---
+
+Bump minimum required `cryptography` version from `41.0.0` to `46.0.5`.
diff --git a/fingerprint_server_sdk/sealed.py b/fingerprint_server_sdk/sealed.py
index ac9c8fb6..7f8ef22d 100644
--- a/fingerprint_server_sdk/sealed.py
+++ b/fingerprint_server_sdk/sealed.py
@@ -1,7 +1,6 @@
 import json
 import zlib
 
-from cryptography.hazmat.backends import default_backend
 from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
 
 from fingerprint_server_sdk.models.event import Event
@@ -92,9 +91,7 @@ def __unseal_aes256gcm(sealed_data: bytes, decryption_key: bytes) -> str:
 
     ciphertext = sealed_data[len(SEALED_HEADER) + nonce_length : -auth_tag_length]
 
-    decipher = Cipher(
-        algorithms.AES(decryption_key), modes.GCM(nonce, auth_tag), backend=default_backend()
-    ).decryptor()
+    decipher = Cipher(algorithms.AES(decryption_key), modes.GCM(nonce, auth_tag)).decryptor()
 
     compressed = decipher.update(ciphertext) + decipher.finalize()
 
diff --git a/pyproject.toml b/pyproject.toml
index ca7a2791..4a989aed 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ dependencies = [
   "python-dateutil (>=2.8.2)",
   "pydantic (>=2)",
   "typing-extensions (>=4.7.1)",
-  "cryptography"
+  "cryptography (>=46.0.5)"
 ]
 
 [project.optional-dependencies]
@@ -39,7 +39,7 @@ python-dotenv = ">= 1.0.0"
 
 
 [build-system]
-requires = ["setuptools"]
+requires = ["setuptools>=82.0.1"]
 build-backend = "setuptools.build_meta"
 
 [tool.pylint.'MESSAGES CONTROL']
diff --git a/requirements.txt b/requirements.txt
index 3cd5e516..7967c9c4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,5 @@ urllib3 >= 2.1.0, < 3.0.0
 python_dateutil >= 2.8.2
 pydantic >= 2
 typing-extensions >= 4.7.1
-cryptography >= 41.0.0
-setuptools >= 65.5.1
+cryptography >= 46.0.5
+setuptools >= 82.0.1
diff --git a/template/pyproject.mustache b/template/pyproject.mustache
index 445b9f43..7958f7ac 100644
--- a/template/pyproject.mustache
+++ b/template/pyproject.mustache
@@ -56,7 +56,7 @@ typing-extensions = ">= 4.7.1"
 {{#lazyImports}}
 lazy-imports = ">= 1, < 2"
 {{/lazyImports}}
-cryptography = ">= 41.0.0"
+cryptography = ">= 46.0.5"
 python-dotenv = ">= 1.0.0"
 {{/poetry1}}
 {{^poetry1}}
@@ -86,7 +86,7 @@ dependencies = [
 {{#lazyImports}}
   "lazy-imports (>=1,<2)"
 {{/lazyImports}}
-  "cryptography"
+  "cryptography (>=46.0.5)"
 ]
 
 [project.optional-dependencies]
@@ -118,7 +118,7 @@ python-dotenv = ">= 1.0.0"
 
 
 [build-system]
-requires = ["setuptools"]
+requires = ["setuptools>=82.0.1"]
 build-backend = "setuptools.build_meta"
 
 [tool.pylint.'MESSAGES CONTROL']
diff --git a/template/requirements.mustache b/template/requirements.mustache
index 40b8dcf7..7a38d307 100644
--- a/template/requirements.mustache
+++ b/template/requirements.mustache
@@ -21,5 +21,5 @@ typing-extensions >= 4.7.1
 {{#lazyImports}}
 lazy-imports >= 1, < 2
 {{/lazyImports}}
-cryptography >= 41.0.0
-setuptools >= 65.5.1
+cryptography >= 46.0.5
+setuptools >= 82.0.1
diff --git a/template/sealed.py.mustache b/template/sealed.py.mustache
index 0ccf21ec..c264d0ee 100644
--- a/template/sealed.py.mustache
+++ b/template/sealed.py.mustache
@@ -1,7 +1,6 @@
 import json
 import zlib
 
-from cryptography.hazmat.backends import default_backend
 from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
 
 from {{packageName}}.models.event import Event
@@ -91,8 +90,7 @@ def __unseal_aes256gcm(sealed_data: bytes, decryption_key: bytes) -> str:
 
     decipher = Cipher(
         algorithms.AES(decryption_key),
-        modes.GCM(nonce, auth_tag),
-        backend=default_backend()
+        modes.GCM(nonce, auth_tag)
     ).decryptor()
 
     compressed = decipher.update(ciphertext) + decipher.finalize()