book

Iron-Clad Java

by Jim Manico, August Detlefsen

September 2014

Intermediate to advanced

304 pages

7h 7m

English

McGraw Hill Computing

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Cover
Title
Copyright Page
Contents
Dedication
Foreword
Acknowledgments
Introduction
1 Web Application Security Basics
What Is Untrusted Data?HTTP Security ConsiderationsHTTPSHTTP/S GET RequestHTTP/S POST RequestHTTP/S ResponseHTTP/S Response HeadersAnti-Patterns and WeaknessesBlacklist Input ValidationLack of Parameterized SQLUse of Weak or Incorrect CiphersSecurity Controls and Positive PatternsVerify Authentication and Authorization with Every RequestProtect Transactions with the Synchronizer Token PatternInput ValidationInput Validation Anti-Patterns: Blacklist Validation OnlyInput Validation Positive Patterns: WhitelistingInput Validation: Apache StrutsBasic Input Validation Considerations: Length of InputValidating Numerical InputValidating Open Text InputInput Validation Positive Patterns: URL ValidationWhere Do We Go from Here?
2 Authentication and Session Management
Registration of New UsersPreventing Automated RegistrationThe Basic Flow of the Login Process and Session ManagementLogin Workflow Step 1: Anonymous Session Created on First HitLogin Workflow Step 2: Starting HTTPS and Encryption in TransitLogin Workflow Step 3: Processing and Verifying CredentialsLogin Workflow Step 4: Start the User’s Authenticated SessionLogin Workflow Step 5: Do Cool ThingsLogin Workflow Step 6: Potential Re-Authentication for Sensitive OperationsLogin Workflow Step 7: Idle TimeoutLogin Workflow Step 8: Absolute TimeoutLogin Workflow Step 9: LogoutAttacks Against AuthenticationSession HijackingSession FixationSecure Cookie Properties for Session ManagementDangers of Storing Sensitive Data in CookiesCredential SecurityPassword PolicyPassword ManagersPassword Storage: Verify but Not RecoverForgot Password WorkflowUsername HarvestingBrute Force Attacks, Account Lockout, and Multi-Factor RevisitedRemember Me FeatureMulti-Factor AuthenticationSeed StorageWhere Do You Send the Token?Federated Identity and SAMLOAuth BasicsAdditional ReadingSummary

3 Access Control
Identity and Access ControlAttacks on Access ControlAccess Control Anti-Patterns and Design FlawsPositive Access Control PatternsRole-Based Access ControlRBAC Struggles: Data-Specific/Contextual Access ControlMultitenancy and Access ControlContextual Access ControlPermission-Based Access Control and Apache ShiroSpring Security 3.0 ACLsABAC Attribute-Based Access ControlRBAC vs. ABACSummary
4 Cross-Site Scripting Defense
Content SpoofingReflected XSSStored XSSDOM-Based XSSDefending Against XSSInput ValidationContextual Output EncodingHTML Validation and SanitizationSecure JSON PatternsjQuery and DOM XSSResourcesOutput EncodingHTML SanitizationJavaScript LibrariesSummary
5 Cross-Site Request Forgery Defense and Clickjacking
How Does CSRF Work?Other Real-World CSRF ExamplesStored CSRFCSRF Against Intranet Web ApplicationsCSRF Against Network Application Web Administration ConsoleUnauthenticated CSRF AttacksHow to Combat CSRFSynchronizer Token PatternUsing the Session ID as a CSRF TokenApache Tomcat 6+ Synchronizer Token Pattern ImplementationStateless CSRF DefenseDefending Against CSRF with the Challenge/Response PatternHTTP Request Referer Header VerificationPOST vs. GETXSS Defense and CSRF ProtectionClickjackingHow to Combat ClickjackingStop Your Site from Being Framed with FramebustingBreak Out of FramesSummary
6 Protecting Sensitive Data
Securing Data in TransitProtocol VersionsCipher SuitesCertificate VerificationTrust ManagersCertificate and Key ManagementCertificate PinningSecuring Data at RestEncryption and SigningSymmetric and Asymmetric CryptographyKeysetsKey Management in KeyczarEncryption and DecryptionSigning and VerifyingKey ManagementSecure Random NumbersSummary
7 SQL Injection and Other Injection Attacks
What Is SQL Injection?Other SQL Injection ExamplesQuery ParameterizationSQL Injection and Stored ProceduresDefense in DepthInput Validation and Type SafetyDAO Pattern and Access Control ConsiderationsSQL Injection and Object Relational MappingReducing the Impact of SQL InjectionOther Forms of InjectionXML and JSON-Based InjectionCommand InjectionDangerous Characters in InputSummary
8 Safe File Upload and File I/O
Anti-Patterns and Design FlawsDesign Flaw 1: File Path InjectionDesign Flaw 2: Null Byte InjectionDesign Flaw 3: Not Properly Closing ResourcesFile I/O SummaryFile Upload SecurityPatterns of AttackAttack 1: Upload of Dangerous ContentAttack 2: Ability to Overwrite Other FilesAttack 3: Quota Overload DoSProcessing Zip, Rar, and Other Archive FormatsPositive Pattern: Object Reference Maps and Storing Upload FilesSummaryResources
9 Logging, Error Handling, and Intrusion Detection
Logging BasicsWhat to LogSecurity-Related Log EventsWhat Not to LogLogging Frameworks for SecurityESAPI LoggingSecurity Logging Using LogbackSafe Error HandlingApp Layer Intrusion DetectionMonitoring and Intrusion DetectionDefending Against Automated AttacksOWASP AppSensorSummary
10 Secure Software Development Lifecycle
Averting Disaster Before It StartsAssetsMotivationsOutcomesTeam Roles for SecurityRole: Security and Software ArchitectRole: Project ManagerRole: DeveloperRole: QA TesterProfessional Security TesterSecurity Throughout the Application LifecycleSecurity in the Software Development LifecycleBusiness RequirementsTechnical Security Requirements for DevelopersImplement Security Controls as Code Is DevelopedTest That Security Controls Have Been Properly ImplementedHave Monitoring and Response/Recovery Plans in PlaceSummaryClosing Thoughts
A Resources
Intercepting ProxiesSecure Coding LibrariesAccess Control/AuthenticationXSS DefenseApplied CryptoStrong Crypto ProviderLogging and Intrusion DetectionWeb MiscDocumentationAwareness DocumentationOWASP Cheat SheetsStandardsAdditional Research
Index

Content preview from Iron-Clad Java

CHAPTER6

Protecting Sensitive Data

Credit card numbers. Social Security numbers. Passwords. Secret recipes for sugar water. Eventually your application will need to handle sensitive information. Whether you are writing the data to a file, storing it in a database, or sending it across the network, your code needs to keep the information secure. In this chapter, we cover techniques to keep data safe from prying eyes.

Before digging into those techniques, let’s first set the stage by reviewing the threats that you need to block. Most people immediately think about the danger of an eavesdropper harvesting confidential data as it passes over a network. ...

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Publisher Resources

ISBN: 9780071835886

Cloud Computing

Data Engineering

Data Science

AI & ML

Programming Languages

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IT/Ops

Security

Design

Business

Soft Skills

Iron-Clad Java

by Jim Manico, August Detlefsen

CHAPTER6

Protecting Sensitive Data

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.