# The arch records whose severity is mandatory This index as JSON: https://banes-lab.com/json/api/facets/arch/severity/mandatory ## Entries - [Code Review](https://banes-lab.com/records/arch/code-review.md) - [Architectural Consistency](https://banes-lab.com/records/arch/architectural-consistency.md) - [Dependency Graph](https://banes-lab.com/records/arch/dependency-graph.md) - [Explicit Contracts](https://banes-lab.com/records/arch/explicit-contracts.md) - [Stable Interfaces](https://banes-lab.com/records/arch/stable-interfaces.md) - [API Contract](https://banes-lab.com/records/arch/api-contract.md) - [Service Contract](https://banes-lab.com/records/arch/service-contract.md) - [Data Contract](https://banes-lab.com/records/arch/data-contract.md) - [Schema Contract](https://banes-lab.com/records/arch/schema-contract.md) - [Semantic Contracts](https://banes-lab.com/records/arch/semantic-contracts.md) - [Preconditions](https://banes-lab.com/records/arch/preconditions.md) - [Invariants](https://banes-lab.com/records/arch/invariants.md) - [Backward Compatibility](https://banes-lab.com/records/arch/backward-compatibility.md) - [Versioning](https://banes-lab.com/records/arch/versioning.md) - [Protocol Compatibility](https://banes-lab.com/records/arch/protocol-compatibility.md) - [Interoperability](https://banes-lab.com/records/arch/interoperability.md) - [Single Responsibility Principle (SRP)](https://banes-lab.com/records/arch/single-responsibility.md) - [Separation of Concerns](https://banes-lab.com/records/arch/separation-of-concerns.md) - [Do Not Repeat Yourself (DRY)](https://banes-lab.com/records/arch/duplicate-code.md) - [High Cohesion](https://banes-lab.com/records/arch/high-cohesion.md) - [Low Coupling](https://banes-lab.com/records/arch/low-coupling.md) - [Encapsulation](https://banes-lab.com/records/arch/encapsulation.md) - [Information Hiding](https://banes-lab.com/records/arch/information-hiding.md) - [Abstraction](https://banes-lab.com/records/arch/abstraction.md) - [Modularity](https://banes-lab.com/records/arch/modularity.md) - [Repeatability](https://banes-lab.com/records/arch/repeatability.md) - [Correctness](https://banes-lab.com/records/arch/correctness.md) - [Static Analysis](https://banes-lab.com/records/arch/static-analysis.md) - [Testability](https://banes-lab.com/records/arch/testability.md) - [Validation](https://banes-lab.com/records/arch/validation.md) - [Verification](https://banes-lab.com/records/arch/verification.md) - [Explicit Boundaries](https://banes-lab.com/records/arch/explicit-boundaries.md) - [Defensive Programming](https://banes-lab.com/records/arch/defensive-programming.md) - [Fail Safe](https://banes-lab.com/records/arch/fail-safe.md) - [Fail Secure](https://banes-lab.com/records/arch/fail-secure.md) - [Error Handling](https://banes-lab.com/records/arch/error-handling.md) - [Timeout Pattern](https://banes-lab.com/records/arch/timeout-pattern.md) - [Model Evaluation](https://banes-lab.com/records/arch/model-evaluation.md) - [Logging](https://banes-lab.com/records/arch/logging.md) - [Monitoring](https://banes-lab.com/records/arch/monitoring.md) - [Alerting](https://banes-lab.com/records/arch/alerting.md) - [Traceability](https://banes-lab.com/records/arch/traceability.md) - [Configuration Externalization](https://banes-lab.com/records/arch/configuration-externalization.md) - [Schema Validation](https://banes-lab.com/records/arch/schema-validation.md) - [Type Safety](https://banes-lab.com/records/arch/type-safety.md) - [Single Source of Truth](https://banes-lab.com/records/arch/single-source-of-truth.md) - [Semantic Consistency](https://banes-lab.com/records/arch/semantic-consistency.md) - [Security by Design](https://banes-lab.com/records/arch/security-by-design.md) - [Defense in Depth](https://banes-lab.com/records/arch/defense-in-depth.md) - [Least Privilege](https://banes-lab.com/records/arch/least-privilege.md) - [Secure by Default](https://banes-lab.com/records/arch/secure-by-default.md) - [Attack Surface Reduction](https://banes-lab.com/records/arch/attack-surface-reduction.md) - [Authentication](https://banes-lab.com/records/arch/authentication.md) - [Authorization](https://banes-lab.com/records/arch/authorization.md) - [Access Control](https://banes-lab.com/records/arch/access-control.md) - [Input Validation](https://banes-lab.com/records/arch/input-validation.md) - [Output Encoding](https://banes-lab.com/records/arch/output-encoding.md) - [Encryption in Transit](https://banes-lab.com/records/arch/encryption-in-transit.md) - [Secrets Management](https://banes-lab.com/records/arch/secrets-management.md) - [Policy Enforcement](https://banes-lab.com/records/arch/policy-enforcement.md) - [Parameterized Queries](https://banes-lab.com/records/arch/parameterized-queries.md) - [Rollback](https://banes-lab.com/records/arch/rollback.md) - [Interface Segregation Principle (ISP)](https://banes-lab.com/records/arch/interface-segregation.md) - [Dependency Inversion Principle (DIP)](https://banes-lab.com/records/arch/dependency-inversion.md) - [Liskov Substitution Principle (LSP)](https://banes-lab.com/records/arch/liskov-substitution.md) - [Adapter Pattern](https://banes-lab.com/records/arch/adapter-pattern.md) - [Closed Vocabulary](https://banes-lab.com/records/arch/closed-vocabulary.md) - [Positional Slot Resolution](https://banes-lab.com/records/arch/positional-slot-resolution.md) - [Concern-Folder Correspondence](https://banes-lab.com/records/arch/concern-folder-correspondence.md) - [Glob-Resolvable Tree](https://banes-lab.com/records/arch/glob-resolvable-tree.md) - [Declared Jurisdiction](https://banes-lab.com/records/arch/declared-jurisdiction.md) - [Bounded Nesting Depth](https://banes-lab.com/records/arch/bounded-nesting-depth.md) - [Sideways Overflow](https://banes-lab.com/records/arch/sideways-overflow.md) - [One Concern Per File](https://banes-lab.com/records/arch/one-concern-per-file.md) - [Narrowest Concern](https://banes-lab.com/records/arch/narrowest-concern.md) - [Agnostic-First Vocabulary](https://banes-lab.com/records/arch/agnostic-first-vocabulary.md) - [Guided Vocabulary Refusal](https://banes-lab.com/records/arch/guided-vocabulary-refusal.md) - [Derived Naming Registry](https://banes-lab.com/records/arch/derived-naming-registry.md) - [Member Never Restates the Set](https://banes-lab.com/records/arch/member-never-restates-the-set.md) - [Manual Identity Migration](https://banes-lab.com/records/arch/manual-identity-migration.md) - [Idempotency](https://banes-lab.com/records/arch/idempotency.md) - [Atomicity](https://banes-lab.com/records/arch/atomicity.md) - [Transaction Boundary](https://banes-lab.com/records/arch/transaction-boundary.md) - [Consistency](https://banes-lab.com/records/arch/consistency.md) - [Concurrency Control](https://banes-lab.com/records/arch/concurrency-control.md) - [State Isolation](https://banes-lab.com/records/arch/state-isolation.md)