diff --git a/izzylib/http_frontend/base.haml b/izzylib/http_frontend/base.haml
index 14f243e..7d9cc0a 100644
--- a/izzylib/http_frontend/base.haml
+++ b/izzylib/http_frontend/base.haml
@@ -2,7 +2,7 @@
 %html
 	%head
 		%title << {{cfg.title}}: {{page}}
-		%link(rel='shortcut icon', type='image/png', href='/framework/static/icon64.png')
+		%link(rel='shortcut icon', type='image/png', href='{{cfg.tpl_favicon_path}}')
 		%link(rel='stylesheet' type='text/css' href='/framework/style.css')
 		%link(rel='manifest' href='/framework/manifest.json')
 		%meta(charset='UTF-8')
diff --git a/izzylib/http_server_async/__init__.py b/izzylib/http_server_async/__init__.py
index dd92357..185e1ce 100644
--- a/izzylib/http_server_async/__init__.py
+++ b/izzylib/http_server_async/__init__.py
@@ -19,6 +19,7 @@ def create_app(appname, **kwargs):
 
 
 from .application import Application, Blueprint
+from .middleware import MediaCacheControl
 from .misc import Cookies, Headers
 from .request import Request
 from .response import Response
diff --git a/izzylib/http_server_async/config.py b/izzylib/http_server_async/config.py
index 0da2965..01969f1 100644
--- a/izzylib/http_server_async/config.py
+++ b/izzylib/http_server_async/config.py
@@ -34,7 +34,8 @@ class Config(BaseConfig):
 			tpl_globals = {},
 			tpl_context = None,
 			tpl_autoescape = True,
-			tpl_default = True
+			tpl_default = True,
+			tpl_favicon_path = '/framework/static/icon64.png'
 		)
 
 		self._startup = False
diff --git a/izzylib/http_server_async/request.py b/izzylib/http_server_async/request.py
index 2f6205e..3e5201f 100644
--- a/izzylib/http_server_async/request.py
+++ b/izzylib/http_server_async/request.py
@@ -7,6 +7,9 @@ from .misc import Cookies, Headers, CookieItem
 
 from ..dotdict import DotDict, MultiDotDict
 
+try: from ..http_signatures import verify_headers
+except ImportError: verify_headers = None
+
 
 UtcTime = timezone.utc
 LocalTime = datetime.now(UtcTime).astimezone().tzinfo
@@ -195,3 +198,16 @@ class Request:
 
 	def new_response(self, *args, **kwargs):
 		return self.app.cfg.response_class(*args, **kwargs)
+
+
+	async def verify_signature(self, actor):
+		if not verify_headers:
+			raise ImportError('Failed to import verify_headers from izzylib.http_signatures.')
+
+		return verify_headers(
+			headers = {k: self.headers.getone(k) for k in request.headers.keys()},
+			method = self.method,
+			path = self.path,
+			actor = actor,
+			body = await self.body
+		)
diff --git a/izzylib/http_server_async/view.py b/izzylib/http_server_async/view.py
index 55b0c20..f3d3d0b 100644
--- a/izzylib/http_server_async/view.py
+++ b/izzylib/http_server_async/view.py
@@ -61,7 +61,7 @@ def Static(src):
 				data = fd.read()
 
 				if magic:
-					mime = magic.from_buffer(data[:2048], mime=True) or mimetypes.guess_type(path)
+					mime = mimetypes.guess_type(path)[0] or magic.from_buffer(data[:2048], mime=True)
 
 				else:
 					mime = mimetypes.guess_type(path)