1. A method of rendering a document on a computerized device with language-related content in accordance with a selected language, comprising: identifying a first language content identifier in the document; generating a secure request using one or more of a public encryption key of a public/private key pair and secure authorization credentials; providing the secure request for language-related content to a language server, the language-related content being associated with a second language content identifier; receiving, from the language server in a secure response that is responsive to the secure request, the language-related content for which the second language content identifier corresponds to the first language content identifier; obtaining the language-related content from the secure response by one or more of decrypting the secure response and authenticating a digital signature associated with the secure response; and inserting at least a portion of the language-related content into the document at a location associated with the first language content identifier.