A method comprising: receiving from a requesting computer (12, 14, 16) a content request for network access to content accessible via a network; when determining that the content request is subject to a restrictive policy, obtaining a uniform resource locator of a search engine; and characterized in that the method further comprises: redirecting the content request to a network location of a landing page (150, 160), the landing page (150, 160) configured to display a search input element and a submit element of the search engine in association with a message indicative of the restrictive policy, constructing a search query based on the content request for submission to the search engine to provide a search result which conforms to the restrictive policy to which the content request is subject, wherein - if the content request contains a URL, the search query is constructed including the location of the search engine and the URL, or a modified version thereof; or - if the content request contains a text string, the search query is constructed including the location of the search engine and the text string; and wherein the landing page (150, 160) is further configured to display the search result of the search query. receiving from a requesting computer (12, 14, 16) a content request for network access to content accessible via a network; when determining that the content request is subject to a restrictive policy, obtaining a uniform resource locator of a search engine; and characterized in that the method further comprises: redirecting the content request to a network location of a landing page (150, 160), the landing page (150, 160) configured to display a search input element and a submit element of the search engine in association with a message indicative of the restrictive policy, constructing a search query based on the content request for submission to the search engine to provide a search result which conforms to the restrictive policy to which the content request is subject, wherein - if the content request contains a URL, the search query is constructed including the location of the search engine and the URL, or a modified version thereof; or - if the content request contains a text string, the search query is constructed including the location of the search engine and the text string; and wherein the landing page (150, 160) is further configured to display the search result of the search query. redirecting the content request to a network location of a landing page (150, 160), the landing page (150, 160) configured to display a search input element and a submit element of the search engine in association with a message indicative of the restrictive policy, constructing a search query based on the content request for submission to the search engine to provide a search result which conforms to the restrictive policy to which the content request is subject, wherein - if the content request contains a URL, the search query is constructed including the location of the search engine and the URL, or a modified version thereof; or - if the content request contains a text string, the search query is constructed including the location of the search engine and the text string; and wherein the landing page (150, 160) is further configured to display the search result of the search query. - if the content request contains a URL, the search query is constructed including the location of the search engine and the URL, or a modified version thereof; or - if the content request contains a text string, the search query is constructed including the location of the search engine and the text string;