Solutions · Mobile Security

Mobile App Security for Banking Apps

Protect iOS and Android banking apps from reverse engineering, tampering and overlay attacks. Anti-tampering, active hardening and real-time threat intelligence — three layers of protection in a single integrated platform.

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The Threat

Why mobile banking apps are a prime target

The mobile app is now the main way customers bank — and the main place fraudsters attack. Unlike a web session, a banking app runs on a device the bank does not control. Customers install dozens of other apps alongside it, skip operating system updates, and sometimes root or jailbreak their phones. Server-side controls cannot see any of this. Mobile app security closes that gap by building protection into the app itself, so it can detect and respond to threats on the device in real time.

Reverse engineering

Attackers decompile the app to study its logic, find hard-coded secrets and plan targeted attacks.

Tampering & repackaging

Modified copies of a banking app are redistributed to harvest credentials or bypass security checks.

Overlay attacks

Malicious screens drawn over the genuine app capture PINs, passwords and one-time codes.

Rooted & jailbroken devices

Compromised devices remove the operating system's safeguards, leaving the app exposed.

Debugging & hooking

Runtime instrumentation lets attackers alter app behaviour mid-session, including transaction data.

Credential theft

Malware on the device targets stored credentials, session tokens and sensitive user data.

Average apps installed per smartphone user

70%

Of online fraud happens on mobile platforms

63%

Of apps contain components with known vulnerabilities

Anti-Tampering

Anti-tampering protection for banking apps

Anti-tampering makes a banking app hard to study, modify or impersonate. Obfuscation hides the app's logic from reverse engineering. Integrity checks detect when the app has been altered or repackaged. Anti-debugging stops attackers from inspecting or changing the app while it runs.

When a threat is detected, the app responds automatically according to the policy you set — for example blocking a transaction, warning the customer, or shutting down — so protection works even on compromised or jailbroken devices.

Code obfuscation to block reverse engineering
Integrity checks that detect modified or repackaged apps
Anti-debugging and anti-hooking protection
Root and jailbreak detection with automated response
Secure PIN pads and overlay attack prevention
Cryptographic key isolation per app instance

Platform

Three layers of mobile app threat protection

Combining advanced in-app protection, AI-driven active hardening, and cloud-based threat intelligence for superior app security.

Mobile In-App Protection

Security embedded directly in the banking app, so it defends itself regardless of the device it runs on.

Runtime Application Self-Protection (RASP)
Code obfuscation & anti-tampering
Anti-debugging & reverse engineering prevention
Root/jailbreak detection & response

Active Hardening

Cloud-based, AI-driven automated protection that reinforces prevention, detection, and response against mobile app security threats.

AI-generated security profile per device
Cryptographic key isolation per app instance
Automated X.509 PKI certificate management
Redundant checks on trusted environments

Threat Intelligence & Response

Real-time security telemetry data to monitor, detect, and counteract threats with actionable insights.

TraceBoard — web console for threat monitoring
DeviceAttest — automated remote attestations
BuildAPI — REST APIs for server-side integration
Comply with PCI-MPoC, eIDAS 2 & more

Integration

Secure your app in weeks, not months

Three integration options let your team choose the right balance of speed and control. All of them support Android 4.4+ and iOS 8+ through the latest OS releases.

No Code

Apply protection to a finished app in minutes — no changes to your source code.

Step Code

Rapid deployment with targeted configuration where your app needs it.

Master Code

Full customization and fine-grained control for teams that want it.

Defence in Depth

Mobile app security and strong authentication, together

A protected app is only half the picture. Banks also need to verify who is using it and confirm what they are approving. Our authentication solutions add mobile soft tokens, push-based approval, biometric verification and Cronto visual transaction signing — with an SDK that embeds directly into your own banking app.

Together they form the layered approach described on our banking security overview: strong customer authentication, an app that defends itself, and continuous threat intelligence.

Why Choose Us

Secure your app. Boost your business.

End-to-End Protection

Safeguard your entire mobile stack — from app to network to backend — with a single integrated platform.

Reduce Development Effort

Integrate top-tier security without in-house expertise. Works with Android 4.4+ and iOS 8+ through the latest OS.

Stay Compliant

Pre-program automated threat responses to comply with GDPR, eIDAS 2, PCI-MPoC, BSA/AML, and FFIEC.

Protect Data & Revenue

Secure sensitive user data from credential theft and prevent hackers from tampering with paid products and services.

Industries

Built for your industry

Whether your business is mobile banking, eHealth, or digital IDs, the platform can be tailored to work for you — and pairs with our multi-factor authentication solutions for end-to-end protection.

Mobile Banking

Protect financial transactions, secure PIN pads, and prevent overlay attacks on banking applications.

SoftPoS

Secure tap-to-pay and mobile point-of-sale solutions against tampering and data interception.

Digital Wallets & ID

Shield digital identity credentials and wallet applications with hardware-grade security.

Automotive

Protect digital car key applications and connected vehicle interfaces from unauthorized access.

eHealth

Secure patient data and comply with healthcare regulations for mobile health applications.

IoT & Telemetry

Safeguard IoT data telemetry and device communication channels against interception.

FAQ

Frequently Asked Questions

Common questions about protecting mobile banking apps.

Mobile app security for banking apps means protecting the app itself — its code, its data and its runtime environment — rather than relying only on the user's device or the network. It combines in-app protection such as code obfuscation, anti-tampering and root/jailbreak detection with server-side hardening and real-time threat monitoring, so the app can defend itself even on a compromised device.

Anti-tampering makes it hard for attackers to modify, repackage or debug a banking app. Code obfuscation hides the app's logic from reverse engineering, integrity checks detect when the app has been altered, and anti-debugging blocks attempts to inspect it while it runs. When tampering is detected, the app can respond automatically — for example by blocking a transaction or shutting down.

Yes. Rooted and jailbroken devices remove the operating system's built-in safeguards, so the protection is embedded directly in the app. It detects these environments, along with malware, overlay attacks and debugging, and responds according to the policy the bank defines — even when the device itself cannot be trusted.

It depends on the integration option. No Code applies protection to a finished app in minutes, Step Code offers rapid deployment with some configuration, and Master Code gives full customization for teams that want fine-grained control. Most banks integrate in weeks, not months.

The platform supports Android 4.4+ and iOS 8+ through the latest OS releases, so it covers the full range of devices a bank's customers are likely to use.

See mobile app security in action

Book a demo to see how anti-tampering and threat intelligence protect your banking app.