9 Tools to Secure NodeJS Applications from Online Threats

Node.js, one of many main JavaScript runtimes, is regularly gaining market share.

When one thing turns into common in know-how, they’re uncovered to hundreds of thousands of pros together with safety consultants, attackers, hackers, and many others.

A node.js core is safe, however while you set up third-party packages, the way in which you configure, set up, and deploy could require further safety to guard net purposes from hackers. To get an concept, 83% of Snyk customers discovered a number of vulnerabilities of their purposes. Snyk is among the common node.js safety scanning platform.

And in line with one other latest examine ~14% of the entire npm ecosystem was affected.

In my earlier article, I discussed discovering safety vulnerabilities in a Node.js software, and plenty of of you requested about fixing/securing them.

Finest practices for bettering Node JS safety

No framework, together with Node JS, may be cited as 100% safe. Subsequently, it is best to observe these safety practices to keep away from dangers.

  • Recurrently file and monitor actions to detect vulnerabilities
  • Don’t block the occasion loop
  • Use flat Promise chains to keep away from nest layer errors
  • Create robust authentication insurance policies in your ecosystem
  • Handle errors to stop unauthorized assaults
  • Use anti-CSRF tokens in your purposes
  • Forestall information leakage by sending solely the important info
  • Handle periods appropriately with cookie flags
  • Management the scale of requests to stop DoS assaults
  • Use customized package deal settings and a non-default person password
  • Implement entry management guidelines for each request
  • Replace packages usually to remain secure from threats and assaults
  • Defend in opposition to net safety vulnerabilities with the fitting safety headers
  • Don’t use harmful features for the sake of software stability
  • Use strict mode to keep away from errors and bugs

Now we discover the most effective instruments to safe NodeJS purposes.


Snyk integrates with GitHub, Jenkins, Circle CI, Tarvis, Code Ship, and Bamboo to search out and repair recognized vulnerabilities.

You achieve perception into the dependencies of your purposes and might observe real-time alerts when dangers are encountered in your code.

At a excessive stage, Snyk provides full safety safety, together with the next.

  • Discovering vulnerabilities within the code
  • Monitor code in actual time
  • Repair the weak dependencies
  • Get notified when a brand new weak spot impacts your software.
  • Collaborate together with your workforce members

Snyk maintains its personal database of vulnerabilities and at present helps Node.js, Ruby, Scala, Python, PHP, .NET, Go, and many others.


Jscrambler takes one fascinating, distinctive strategy to supply code and net web page integrity on the shopper facet.


Jscrambler creates your net software self protection to fight fraud, stop runtime code adjustments and information leaks, and defend in opposition to lack of popularity and income.

One other thrilling characteristic is software logic, and information is remodeled in such a manner that it’s obscure and hidden from the shopper facet. This makes it tough to guess the algorithm and applied sciences used within the software.

A few of the advisable Jscrambler are as follows.

  • Actual-time detection, notification and safety
  • Safety in opposition to code injection, DOM manipulation, man-in-the-browser, bots, zero-day assaults
  • Reference, bank card, personal information loss prevention
  • Malware injection prevention

Jscrambler helps a lot of the JavaScript frameworks akin to Angular, Ionic, Meteor, Vue.js, React, Categorical, Socket, React, Koa, and many others.

So go forward and attempt to make it your self JavaScript software bulletproof.

Cloudflare WAF

Cloudflare WAF (Internet Software Firewall) protects your net purposes from the cloud (community edge). You need not set up something in your node software.

There are three sorts of WAF guidelines You get.

  • OWASP – to guard an software in opposition to OWASP prime 10 vulnerabilities
  • Customized guidelines – you may outline the rule.
  • Cloudflare Specials – Guidelines outlined by Cloudflare based mostly on the appliance.

By utilizing Cloudflare, you aren’t including safety to your web site or benefiting from it quick CDN for higher content material supply. Cloudflare WAF is accessible on the Professional plan, which prices $20 monthly.

One other cloud-based safety supplier possibility can be SUCURI and StackPath, a whole web site safety resolution to guard in opposition to DDoS, malware, recognized vulnerabilities, and many others.


There are numerous instruments accessible available in the market in the present day, which is the place startups and younger professionals get confused about which device one ought to select for his or her explicit job. Right here I current Helmet.JS! Helm relies on the Node.JS module.

Key deliverables embrace enhancing software safety by configuring HTTP headers and defending in opposition to potential on-line threats akin to Cross-Web site Scripting and clickjacking assaults.

The built-in modules are helpful and supply safety backup. A few of the modules that I’ve discovered to be shareable are listed beneath:

  • Content material Safety Coverage
  • X-Body possibility
  • Public key pins
  • Cache examine
  • Referrer Coverage
  • X-XSS safety

Total, I feel this device deserves to be on the record due to the features it covers concerning safety.


N|Strong is a drop-in substitute platform that may run a mission-critical Node.js software.


It options built-in real-time vulnerability scanning and customized safety insurance policies for enhanced software safety. You’ll be able to configure it to be notified when a brand new safety vulnerability is detected in your Nodejs purposes.

Fee restrict versatile

Use this small package deal to throttle the speed and set off a operate on the occasion. That is helpful for shielding in opposition to DDoS and brute drive assaults.

Some utilization eventualities would appear like this.

  • Safety of login endpoints
  • Crawler/bot velocity limitation
  • In-memory block technique
  • Dynamic blocking based mostly on person motion
  • Pace ​​limitation over IP
  • Block too many login makes an attempt

Questioning if it will decelerate the appliance?

No, you do not even discover. It is quick; imply request provides 0.7ms within the cluster surroundings.

AppTrana Cloud Waap (WAF)


AppTrana is taken into account a totally administered WAF resolution. It may present an end-to-end safety resolution for an internet software. It’s recognized for its engaging companies and options, a few of that are listed beneath:

  • Risk-Primarily based Safety: To guard the online software, as talked about above, AppTrana takes a selected and vital risk-based strategy. Along with the safety of bot mitigation companies, it might probably present wonderful safety in opposition to API dangers and DDoS assaults. As well as, it helps to make sure wonderful efficiency and continuous availability.
  • Vulnerability identification: To detect the vulnerabilities, AppTrana combines handbook penetration testing, which includes human safety consultants to usually take a look at the appliance to determine potential vulnerabilities, with automated scanning instruments that may determine frequent safety threats.
  • Internet acceleration with Safe CDN: Along with safety, AppTrana prioritizes net acceleration by means of the deployment of a Content material Supply Community (CDN). CDN companies enhance web site efficiency by caching content material nearer to finish customers, decreasing latency, and rising response instances. AppTrana’s CDN is constructed to work securely with the WAF features.

Wanting on the companies and options. I imagine this device deserves a spot on the record. I like to recommend utilizing AppTrana; if you wish to safe your app and get the outcomes of your needs, change to AppTrana!

RASP (self-protection throughout runtime purposes)


Many organizations are lagging behind safety issues and their options. A number of instruments have been developed to assist organizations discover vulnerabilities and safety holes. The record consists of instruments that organizations and startups can use to safe their net purposes. Now we have “RASP (Runtime Software Self Safety)” underneath it!

This device is a superb possibility for organizations. It protects cloud-native purposes from vulnerabilities and offers safety from the within, guaranteeing software security.

RASP has a superb assault detection characteristic, which signifies that RASP can detect and defend in opposition to assaults in actual time. The device is a form of armor that may defend in opposition to assaults akin to clickjacking, unvalidated redirects, misformatted content material varieties, and many others.

This alone just isn’t sufficient! It takes care of your again by additionally offering assist for the weak factors of your net purposes. RASP integrates with operating purposes, third-party purposes, API, cloud purposes, and microservices.

Truthfully, I felt that this device may safe your net software with its twin impact of WAF and RASP, presumably that means protection in depth. Its incredible and much-needed options are engaging sufficient for startups and organizations to make their net purposes safe and assist them discover vulnerabilities simply.


The subsequent device just isn’t quick; it is simply tremendous quick! Builders name it sanitizer as a result of it’s a dependable device to safe your Node.js software. DomPurify prevents XSS assaults and different vulnerabilities and proves itself a rising star within the developer group.

The principle attraction of this device is its velocity and ease of use. It shortly scans, detects and eliminates safety threats to your software. DOMPurify works server-side with Node.js. Subsequently, the set up is easy and handy.

To proceed with DOMPurify, you need to first set up “jsdom”. I might advocate utilizing this device if you wish to increase your safety and beat the warmth of great safety threats.


I hope the safety safety record above helps you with that safe your NodeJS software.

Subsequent, do not forget to take a look at the monitoring resolution.

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