Link Search Menu Expand Document

Protect PDF Document - AWS Lambda

PDF Password And Security sample in AWS Lambda demonstrating ‘Protect PDF Document’

var https = require("https");

// The authentication key (API Key).
// Get your own by registering at
const API_KEY = "***********************************";

// Direct URL of source PDF file.
// You can also upload your own file into and use it as url. Check "Upload File" samples for code snippets:    
const SourceFileUrl = "";

// Passwords to protect PDF document
// The owner password will be required for document modification.
// The user password only allows to view and print the document.
const OwnerPassword = "123456";
const UserPassword = "654321";

// Encryption algorithm. 
// Valid values: "RC4_40bit", "RC4_128bit", "AES_128bit", "AES_256bit".
const EncryptionAlgorithm = "AES_128bit";

// Allow or prohibit content extraction for accessibility needs.
const AllowAccessibilitySupport = true;

// Allow or prohibit assembling the document.
const AllowAssemblyDocument = true;

// Allow or prohibit printing PDF document.
const AllowPrintDocument = true;

// Allow or prohibit filling of interactive form fields (including signature fields) in PDF document.
const AllowFillForms = true;

// Allow or prohibit modification of PDF document.
const AllowModifyDocument = true;

// Allow or prohibit copying content from PDF document.
const AllowContentExtraction = true;

// Allow or prohibit interacting with text annotations and forms in PDF document.
const AllowModifyAnnotations = true;

// Allowed printing quality.
// Valid values: "HighResolution", "LowResolution"
const PrintQuality = "HighResolution";

// Runs processing asynchronously. 
// Returns Use JobId that you may use with /job/check to check state of the processing (possible states: working, failed, aborted and success).
const async = false;

// Prepare request to `PDF Security` API endpoint
var queryPath = `/v1/pdf/security/add`;

// JSON payload for api request
var jsonPayload = JSON.stringify({
    name: 'protected.pdf',
    url: SourceFileUrl,
    ownerPassword: OwnerPassword,
    userPassword: UserPassword,
    encryptionAlgorithm: EncryptionAlgorithm,
    allowAccessibilitySupport: AllowAccessibilitySupport,
    allowAssemblyDocument: AllowAssemblyDocument,
    allowPrintDocument: AllowPrintDocument,
    allowFillForms: AllowFillForms,
    allowModifyDocument: AllowModifyDocument,
    allowContentExtraction: AllowContentExtraction,
    allowModifyAnnotations: AllowModifyAnnotations,
    printQuality: PrintQuality,
    async: async

var reqOptions = {
    host: "",
    method: "POST",
    path: queryPath,
    headers: {
        "x-api-key": API_KEY,
        "Content-Type": "application/json",
        "Content-Length": Buffer.byteLength(jsonPayload, 'utf8')

exports.handler = async (event) => {

    let dataString = '';
    const promise_response = await new Promise((resolve, reject) => {
        // Send request
        var postRequest = https.request(reqOptions, (response) => {
            response.on('data', chunk => {
                dataString += chunk;
            response.on('end', () => {
                    statusCode: 200,
                    body: JSON.stringify(JSON.parse(dataString), null, 4)
        }).on("error", (e) => {
                statusCode: 500,
                body: 'Something went wrong!'
        // Write request data

    return promise_response;
}; Web API: the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.

Get your API key here!

Download Source Code (.zip)

return to the previous page explore PDF Password And Security endpoint