Merge branch 'feature-7.2' into hash-generation-testing

Author: rei-moo

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/build.yml

@@ -1,24 +1,25 @@
 name: Build + Test
-on: [pull_request]
+on: [pull_request, push]
+
+permissions:
+  contents: read
 
 jobs:
   build:
     name: Build + Test
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby: [ '2.5', '2.6', '2.7', '3.0' ]
+        ruby: [ '2.7', '3.0', '3.1', '3.2', '3.4', '4.0' ]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Ruby ${{ matrix.ruby }}
-      uses: ruby/setup-ruby@v1
+      uses: ruby/setup-ruby@d697be2f83c6234b20877c3b5eac7a7f342f0d0c #v1.269.0 tag
       with:
         ruby-version: ${{ matrix.ruby }}
+        bundler-cache: true
     - name: Build and test with Rake
       run: |
-        gem install bundler
-        bundle install --jobs 4 --retry 3 --without guard
-        bundle exec rspec spec
         bundle exec rubocop
-
+        bundle exec rspec spec

.github/workflows/github-release.yml

@@ -0,0 +1,28 @@
+name: GitHub Release
+
+on:
+  push:
+    tags:
+      - v*
+
+jobs:
+  Publish:
+    permissions:
+      contents: write
+    runs-on: ubuntu-latest
+    if: startsWith(github.ref, 'refs/tags/v')
+    steps:
+      - name: Calculate release name
+        run: |
+          GITHUB_REF=${{ github.ref }}
+          RELEASE_NAME=${GITHUB_REF#"refs/tags/"}
+          echo "RELEASE_NAME=${RELEASE_NAME}" >> $GITHUB_ENV
+      - name: Publish release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: ${{ env.RELEASE_NAME }}
+          draft: false
+          prerelease: false

.rubocop.yml

@@ -1,4 +1,11 @@
 inherit_gem:
   rubocop-github:
     - config/default.yml
-require: rubocop-performance
+plugins: rubocop-performance
+
+AllCops:
+  TargetRubyVersion: 2.6
+
+# Disable cops that are not consistently available across all Ruby versions
+Lint/RedundantCopDisableDirective:
+  Enabled: false

.ruby-gemset

@@ -1 +1 @@
-2.6.6
+3.1.6

.ruby-version

@@ -1,3 +1,15 @@
+## 6.5.0
+
+- CSP: Remove source expression deduplication. (@lgarron) https://github.com/github/secure_headers/pull/499
+
+## 6.4.0
+
+- CSP: Add support for trusted-types, require-trusted-types-for directive (@JackMc): https://github.com/github/secure_headers/pull/486
+
+## 6.3.4
+
+- CSP: Do not deduplicate alternate schema source expressions (@keithamus): https://github.com/github/secure_headers/pull/478
+
 ## 6.3.3
 
 Fix hash generation for indented helper methods (@rahearn)
@@ -58,7 +70,7 @@ NOTE: this version is a breaking change due to the removal of HPKP. Remove the H
 
 ## 5.0.0
 
-Well this is a little embarassing. 4.0 was supposed to set the secure/httponly/samesite=lax attributes on cookies by default but it didn't. Now it does. - See the [upgrading to 5.0](docs/upgrading-to-5-0.md) guide.
+Well this is a little embarrassing. 4.0 was supposed to set the secure/httponly/samesite=lax attributes on cookies by default but it didn't. Now it does. - See the [upgrading to 5.0](docs/upgrading-to-5-0.md) guide.
 
 ## 4.0.1
 
@@ -182,7 +194,7 @@ end
 
 ## 3.4.0 the frame-src/child-src transition for Firefox.
 
-Handle the `child-src`/`frame-src` transition semi-intelligently across versions. I think the code best descibes the behavior here:
+Handle the `child-src`/`frame-src` transition semi-intelligently across versions. I think the code best describes the behavior here:
 
 ```ruby
 if supported_directives.include?(:child_src)

CHANGELOG.md

@@ -3,6 +3,8 @@ source "https://rubygems.org"
 
 gemspec
 
+gem "benchmark-ips"
+
 group :test do
   gem "coveralls"
   gem "json"

Gemfile

@@ -1,6 +1,6 @@
-# Secure Headers ![Build + Test](https://github.com/github/secure_headers/workflows/Build%20+%20Test/badge.svg?branch=main)
+# Secure Headers [![Build + Test](https://github.com/github/secure_headers/actions/workflows/build.yml/badge.svg)](https://github.com/github/secure_headers/actions/workflows/build.yml)
 
-**main branch represents 6.x line**. See the [upgrading to 4.x doc](docs/upgrading-to-4-0.md), [upgrading to 5.x doc](docs/upgrading-to-5-0.md), or [upgrading to 6.x doc](docs/upgrading-to-6-0.md) for instructions on how to upgrade. Bug fixes should go in the 5.x branch for now.
+**main branch represents 7.x line**. See the [upgrading to 4.x doc](docs/upgrading-to-4-0.md), [upgrading to 5.x doc](docs/upgrading-to-5-0.md), [upgrading to 6.x doc](docs/upgrading-to-6-0.md) or [upgrading to 7.x doc](docs/upgrading-to-7-0.md) for instructions on how to upgrade. Bug fixes should go in the `6.x` branch for now.
 
 The gem will automatically apply several headers that are related to security.  This includes:
 - Content Security Policy (CSP) - Helps detect/prevent XSS, mixed-content, and other classes of attack.  [CSP 2 Specification](https://www.w3.org/TR/CSP2/)
@@ -11,11 +11,11 @@ The gem will automatically apply several headers that are related to security.
 - X-Frame-Options (XFO) - Prevents your content from being framed and potentially clickjacked. [X-Frame-Options Specification](https://tools.ietf.org/html/rfc7034)
 - X-XSS-Protection - [Cross site scripting heuristic filter for IE/Chrome](https://msdn.microsoft.com/en-us/library/dd565647\(v=vs.85\).aspx)
 - X-Content-Type-Options - [Prevent content type sniffing](https://msdn.microsoft.com/library/gg622941\(v=vs.85\).aspx)
-- X-Download-Options - [Prevent file downloads opening](https://msdn.microsoft.com/library/jj542450(v=vs.85).aspx)
-- X-Permitted-Cross-Domain-Policies - [Restrict Adobe Flash Player's access to data](https://www.adobe.com/devnet/adobe-media-server/articles/cross-domain-xml-for-streaming.html)
-- Referrer-Policy - [Referrer Policy draft](https://w3c.github.io/webappsec-referrer-policy/)
-- Expect-CT - Only use certificates that are present in the certificate transparency logs. [Expect-CT draft specification](https://datatracker.ietf.org/doc/draft-stark-expect-ct/).
-- Clear-Site-Data - Clearing browser data for origin. [Clear-Site-Data specification](https://w3c.github.io/webappsec-clear-site-data/).
+- x-download-options - [Prevent file downloads opening](https://msdn.microsoft.com/library/jj542450(v=vs.85).aspx)
+- x-permitted-cross-domain-policies - [Restrict Adobe Flash Player's access to data](https://www.adobe.com/devnet/adobe-media-server/articles/cross-domain-xml-for-streaming.html)
+- referrer-policy - [Referrer Policy draft](https://w3c.github.io/webappsec-referrer-policy/)
+- expect-ct - Only use certificates that are present in the certificate transparency logs. [expect-ct draft specification](https://datatracker.ietf.org/doc/draft-stark-expect-ct/).
+- clear-site-data - Clearing browser data for origin. [clear-site-data specification](https://w3c.github.io/webappsec-clear-site-data/).
 
 It can also mark all http cookies with the Secure, HttpOnly and SameSite attributes. This is on default but can be turned off by using `config.cookies = SecureHeaders::OPT_OUT`.
 
@@ -62,7 +62,6 @@ SecureHeaders::Configuration.default do |config|
     # directive values: these values will directly translate into source directives
     default_src: %w('none'),
     base_uri: %w('self'),
-    block_all_mixed_content: true, # see https://www.w3.org/TR/mixed-content/
     child_src: %w('self'), # if child-src isn't supported, the value for frame-src will be set.
     connect_src: %w(wss:),
     font_src: %w('self' data:),
@@ -92,18 +91,21 @@ SecureHeaders::Configuration.default do |config|
 end
 ```
 
+### Deprecated Configuration Values
+* `block_all_mixed_content` - this value is deprecated in favor of `upgrade_insecure_requests`. See https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy/block-all-mixed-content for more information.
+
 ## Default values
 
 All headers except for PublicKeyPins and ClearSiteData have a default value. The default set of headers is:
 
 ```
-Content-Security-Policy: default-src 'self' https:; font-src 'self' https: data:; img-src 'self' https: data:; object-src 'none'; script-src https:; style-src 'self' https: 'unsafe-inline'
-Strict-Transport-Security: max-age=631138519
-X-Content-Type-Options: nosniff
-X-Download-Options: noopen
-X-Frame-Options: sameorigin
-X-Permitted-Cross-Domain-Policies: none
-X-Xss-Protection: 1; mode=block
+content-security-policy: default-src 'self' https:; font-src 'self' https: data:; img-src 'self' https: data:; object-src 'none'; script-src https:; style-src 'self' https: 'unsafe-inline'
+strict-transport-security: max-age=631138519
+x-content-type-options: nosniff
+x-download-options: noopen
+x-frame-options: sameorigin
+x-permitted-cross-domain-policies: none
+x-xss-protection: 0
 ```
 
 ## API configurations

README.md

@@ -58,7 +58,7 @@ console.log(1)
 ```
 
 ```
-Content-Security-Policy: ...
+content-security-policy: ...
  script-src 'sha256-yktKiAsZWmc8WpOyhnmhQoDf9G2dAZvuBBC+V0LGQhg=' ... ;
  style-src 'sha256-SLp6LO3rrKDJwsG9uJUxZapb4Wp2Zhj6Bu3l+d9rnAY=' 'sha256-HSGHqlRoKmHAGTAJ2Rq0piXX4CnEbOl1ArNd6ejp2TE=' ...;
 ```