All guides · Page 2
Browse by topic, or search for a specific concept, tool or platform.
Apple App Attest in iOS app protection
App Attest helps establish verifiable evidence for application enrollment and subsequent requests.
Read the guideApp Attest server verification
Assessing App Attest evidence involves more than cryptographic verification. The expected application, challenge and request context must all match.
Read the guideAssessing device state with DeviceCheck
DeviceCheck helps assess particular device-related state. Application integrity, promotion abuse and user authorization are different questions, so do not confuse it…
Read the guideManaging secret lifecycles with iOS Keychain
Creating a Keychain item is a starting point. Accessibility, sharing and cleanup at sign-out determine its actual protection behavior.
Read the guideSecure Enclave and the limits of application protection
Secure Enclave provides dedicated protection for supported key operations. It does not automatically protect all application code, copies of data or business permissions.
Read the guideiOS code signing and application integrity
The iOS signing chain matters for application identity. Verifying the final IPA's signature, entitlements and protection configuration together clarifies distribution…
Read the guideReviewing iOS entitlements
An entitlement defines an application's relationship with a platform capability.
Read the guideiOS jailbreak signals
Treating an unobserved jailbreak indicator as definitive proof of a clean device is risky.
Read the guideiOS runtime integrity
Runtime integrity concerns changes to application behavior after launch. A startup result may not provide the same assurance throughout the session.
Read the guideObjective-C method swizzling and security
Some legitimate libraries use method swizzling. Protection policy should distinguish expected application behavior from risky interference.
Read the guideiOS dyld and loaded libraries
Loaded libraries help explain an application's execution context. Assessing an unexpected component requires more than searching for a filename.
Read the guideAssessing iOS anti-debugging
iOS anti-debugging assessment must separate production controls from development needs.
Read the guideApp Transport Security and application protection
App Transport Security provides a platform framework for network security. Define explicit, service-specific policies instead of broad exceptions.
Read the guideiOS certificate pinning and key transitions
An iOS pinning decision affects certificate changes, older clients and recovery. Assess the protection requirement alongside long-term operational capacity.
Read the guideiOS biometrics and binding cryptographic operations
A successful biometric prompt does not create server-side transaction authority. Bind local verification, key use and the approved business content correctly.
Read the guideiOS App Groups and shared data
App Groups let multiple components use shared storage. That convenience creates a shared trust boundary and a joint responsibility for cleanup.
Read the guideProtection coverage in iOS extensions
iOS extensions do not run under the same conditions as the main application. Review data access, key sharing and security-SDK coverage for each extension.
Read the guideThe iOS background lifecycle and RASP
Entering the background involves more than hiding a screen. It can affect network tasks, session lifetimes, file access and security-signal freshness.
Read the guideWKWebView security and native bridges
The bridge between WKWebView and the native application determines which web content receives which privileges.
Read the guideiOS Universal Links and secure transaction flows
Universal Links support the relationship between an application and a web domain.
Read the guideiOS privacy manifests and security SDKs
Adding a security SDK can change data collection and API use. Privacy-manifest review must match enabled features and store disclosures.
Read the guideWhat the iOS Simulator can show in security testing
The Simulator accelerates development but does not represent every hardware and security condition of a physical device.
Read the guideCrash symbolication for protected iOS builds
Diagnosing a crash in a protected iOS release requires symbols and mapping information from the correct artifact.
Read the guideiOS file data protection
File protection extends beyond the main database. Previews, temporary files and sharing copies also form part of an iOS application's data surface.
Read the guideRelease acceptance for iOS application protection
iOS release acceptance should demonstrate that security and ordinary usage work together in the final signed package.
Read the guideWhat mobile reverse engineering can reveal
A distributed mobile package is an artifact an attacker can inspect. Code structure, endpoints and local business rules may be exposed.
Read the guideMobile application repackaging
Modifying an application and distributing it under another identity affects both user trust and technical integrity.
Read the guideMobile memory tampering and critical data
Data encrypted at rest may become accessible in memory during use. Assess secret lifetimes, copies and critical decisions that depend solely on a memory value.
Read the guideDynamic instrumentation and RASP testing
Observing a running application is a legitimate security-research technique.
Read the guideImpersonating a mobile API client
A request that resembles traffic from a mobile application is not inherently trustworthy. Verify application evidence, account authority and business data separately.
Read the guideReplay attacks against mobile transactions
A previously valid request can be submitted again for another operation. Protection must define where and how often evidence can be used, alongside its integrity.
Read the guideMobile session-token theft
A stolen access token can threaten an account regardless of whether the application is signed or protected.
Read the guideAccount takeover and application protection
Account risk does not arise only from modified devices. Phishing, weak recovery and server authorization defects require controls different from in-app protection.
Read the guideReal-device farms and mobile automation
Automation is not limited to emulators. Traffic generated through physical devices can abuse business rules while platform integrity looks healthy.
Read the guideOverlay-based fraud risk
An overlay can separate the target a user sees from the transaction they approve.
Read the guideRemote-access tools and mobile transaction security
Remote-assistance tools can support legitimate help or participate in fraud. Assess risk from the transaction and user context rather than tool presence alone.
Read the guideLocal code patching and business logic
Changing a client-side decision can affect any authority that depends on it.
Read the guideSecrets embedded in mobile applications
A publicly distributed application is not a secure vault for a shared secret.
Read the guideMan-in-the-middle risk in mobile applications
Correct TLS verification is the primary defense against network interception.
Read the guideWhy timing-based checks are fragile
Execution-time deviations can indicate interference, but limited hardware, load and system behavior can produce similar effects.
Read the guideRASP approaches to environment concealment
Indicators of a risky environment can be changed to hide from local checks.
Read the guideThird-party SDK supply-chain risk
A third-party SDK may process data and make connections with the application's privileges.
Read the guideSensitive-data disclosure in mobile logs
A token or personal detail written into an error record creates another copy of protected data. Logging policy must cover failure paths and third-party components.
Read the guideMobile data disclosure through the clipboard
Clipboard convenience moves data onto a sharing surface outside the application.
Read the guideScreen mirroring and sensitive information
Displaying sensitive information exposes a surface different from file access. Design and describe mirroring and recording controls within the platform's actual limits.
Read the guideThe risk of trusting the client clock
A mobile device's clock is not trusted server time. Expiring authority, evidence freshness and offline entitlements must not rely unconditionally on an adjustable…
Read the guideLocation spoofing and mobile risk decisions
Location is a contextual signal, not independent proof that a person is physically present. High-impact decisions require separate transaction and account controls.
Read the guideDevice identity and fingerprinting limitations
Mobile identifiers can reset, change or match incorrectly. Design enrollment, change and recovery lifecycles instead of assuming permanent, error-free device recognition.
Read the guideAbuse of RASP configuration
A channel that changes protection rules is a high-impact administration surface.
Read the guideInterpreting a RASP bypass finding
A bypass finding needs assessment in terms of business impact.
Read the guide