Q: What is dm-verity used for?

A: dm-verity is used to verify the integrity of block devices by comparing stored data against cryptographic hashes, ensuring that the data has not been altered.

Q: Where is dm-verity commonly used?

A: It is commonly integrated into ChromiumOS and other Linux-based systems to enhance security and prevent unauthorized modifications.

Q: How does dm-verity work?

A: It generates cryptographic digests of block device data and stores them separately. When the device is accessed, dm-verity checks the current data against the stored digests to ensure integrity.

Q: Is dm-verity part of the Linux kernel?

A: Yes, dm-verity is a feature of the Linux device-mapper, which is part of the kernel's storage subsystem.

Q: Can dm-verity detect corruption?

A: While its primary purpose is integrity verification, it can also help detect minor corruption through forward error correction.

dm-verity

device-mapper's "verity" feature, provides transparent integrity checking of block devices using a cryptographic digest provided by the kernel crypto API

SoftwareApplication software Q101208595

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dm-verity

Summary

dm-verity is a software^[1].

Key Facts

dm-verity's instance of is recorded as software^[2].
dm-verity's instance of is recorded as operating system component^[3].
dm-verity's part of is recorded as device mapper^[4].
dm-verity's part of is recorded as ChromiumOS^[5].
dm-verity's has use is recorded as verification^[6].
dm-verity's user manual URL is recorded as https://www.kernel.org/doc/html/latest/admin-guide/device-mapper/verity.html^[7].
dm-verity's uses is recorded as forward error correction^[8].
dm-verity's ArchWiki article is recorded as Dm-verity^[9].

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Quick Facts

Instance of software, operating system component

Part of device mapper, ChromiumOS

Has use verification

Properties

Archwiki article Dm-verity

Part of device mapper, ChromiumOS

Use verification

User manual url www.kernel.org

Uses forward error correction

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External References (1)

Archwiki article Dm-verity

🏷️ Also known as

en device-mapper verity

🔗 Connections

Part of 2

ChromiumOS, device mapper

Has use 1

verification

Instance of 1

software

Uses 1

forward error correction

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

Class ancestry

[1] ↑ dm-verity is an instance of software (Q7397) [P31, primary]. Wikidata. wikidata.org.

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Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). dm-verity. Retrieved March 18, 2026, from https://4ort.xyz/entity/dm-verity

MLA “dm-verity.” 4ort.xyz Knowledge Graph, 4ort.xyz, 18 Mar. 2026, https://4ort.xyz/entity/dm-verity.

BibTeX

@misc{4ortxyz_dm-verity_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{dm-verity}}, year = {2026}, url = {https://4ort.xyz/entity/dm-verity}, note = {Accessed: 2026-03-18}}

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According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): dm-verity — https://4ort.xyz/entity/dm-verity (retrieved 2026-03-18)

Canonical URL: https://4ort.xyz/entity/dm-verity · Last refreshed: March 18, 2026

dm-verity

dm-verity

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Key Facts

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