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Content Validation

Definition

Verify and validate contents complies with policy

To ensure that content is safe, it's composition must be validated according to its content policy.

There are 7 techniques in this category, Content Validation.

Name	ID	Definition
Content Validation	D3-CV	Verify and validate contents complies with policy
- File Format Verification	D3-FFV	Verifying that a file conforms to its expected format specifications
- File Content Decompression Checking	D3-FCDC	Checking if compressed or encoded data sections can be successfully decompressed or decoded. Can follow with further analysis with semantic knowledge
- File Internal Structure Verification	D3-FISV	The process of checking specific static values within a file, such as file signatures or magic numbers, to ensure they match the expected values defined by the file format specification.
- File Metadata Consistency Validation	D3-FMCV	The process of validating the consistency between a file's metadata and its actual content, ensuring that elements like declared lengths, pointers, and checksums accurately describe the file's content.
- File Metadata Value Verification	D3-FMVV	The process of checking specific static values within a file, such as file signatures or magic numbers, to ensure they match the expected values defined by the file format specification.
- File Magic Byte Verification	D3-FMBV	Utilizing the magic number to verify the file

All

Patent

The following references were used to develop the Content Validation knowledge-base article.

(Note: the consideration of references does not imply specific functionality exists in an offering.)

Reference Type: Patent Organization: OPSWAT, Inc. Author: Benjamin Czarny, Yiyi Miao, Jianpeng Mo

Source:

D3FEND^™

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