```ruby
#
# Cookbook Name:: ssl
# Recipe:: default
#
# Copyright 2011, OpenStreetMap Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

package "openssl"
package "ssl-cert"

%w(letsencrypt dhparam).each do |certificate|
  cookbook_file "/etc/ssl/certs/#{certificate}.pem" do
    owner "root"
    group "root"
    mode 0o444
    backup false
  end
end

["openstreetmap", "tile.openstreetmap", "osmfoundation", "rapidssl", "startcom"].each do |certificate|
  file "/etc/ssl/certs/#{certificate}.pem" do
    action :delete
  end

  file "/etc/ssl/private/#{certificate}.key" do
    action :delete
  end
end
```

Remove last traces of legacy certificate support
user
```ruby
#
# Cookbook Name:: ssl
# Recipe:: default
#
# Copyright 2011, OpenStreetMap Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

package "openssl"
package "ssl-cert"

%w(letsencrypt dhparam).each do |certificate|
  cookbook_file "/etc/ssl/certs/#{certificate}.pem" do
    owner "root"
    group "root"
    mode 0o444
    backup false
  end
end
```
assistant