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Purpose / Other

Brand Guidelines Skill Security Audit

What the author says it does (original text)

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.

Independent security check

Security risks found

Files checked
2
Risks found
1
Could it run dangerous commands?Looks for programs run straight after downloading, remote control of your computer, and hidden commands.No risks found
Could it expose your files or keys?Looks for uploads of files containing passwords or keys, and keys written directly in the code.No risks found
Could it delete files or keep running?Looks for broad file deletion, disk overwrites, and programs set to start automatically.No risks found
Could it bypass safety checks?Looks for skipped website security checks, excessive file access, or actions that skip your approval.No risks found
Could it mislead the AI or hide text?Checks the skill instructions for requests to ignore you, influence the report, or hide text in invisible characters.No risks found
Could it change links or payment recipients without asking?Looks for forced referral or payment changes combined with instructions to hide the change.Risks found: 1
Medium risk

The “official Anthropic brand” claim may create an unauthorized appearance of affiliation

Source references: 4
What we found

The Skill directs the agent to apply Anthropic’s official look and feel to “any” suitable artifact, but the license expressly grants no right to use trade names, trademarks, service marks, or product names. The styling document provides no evidence that Anthropic authorizes the user to represent its brand.

Why this matters

Public, marketing, or customer-facing output could be mistaken for material published, endorsed, or sponsored by Anthropic. Using Anthropic names, marks, or product names may also exceed the permissions expressly provided by the bundled license, creating takedown, complaint, or reputational risk.

The Skill expressly claims to apply Anthropic’s “official” look and broadly targets any artifact that may benefit from it, while the included license expressly grants no permission to use trade names, trademarks, service marks, or product names. Using the listed colors and fonts alone is not automatically trademark use or impersonation, but a public artifact presented as “official Anthropic” styling could create affiliation or endorsement confusion, exposing the user to complaints or removal. The user can ask the author to document authorization for the brand assets and restrict use to contexts that do not imply Anthropic endorsement or affiliation.

SKILL.md:2In the instructionsOpen original file
---name: brand-guidelinesdescription: Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.license: Complete terms in LICENSE.txt
Show 3 other places
SKILL.md:11In the instructionsOpen original file
To access Anthropic's official brand identity and style resources, use this skill.**Keywords**: branding, corporate identity, visual identity, post-processing, styling, brand colors, typography, Anthropic brand, visual formatting, visual design
LICENSE.txt:139In the copyright noticeOpen original file
   6. Trademarks. This License does not grant permission to use the trade      names, trademarks, service marks, or product names of the Licensor,      except as required for reasonable and customary use in describing the      origin of the Work and reproducing the content of the NOTICE file.
SKILL.md:3In the instructionsOpen original file
name: brand-guidelinesdescription: Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.license: Complete terms in LICENSE.txt

Inside this skill

4 instruction sections

This Skill is a static styling guide that calls for specified colors and fonts in applicable artifacts; the visible content contains no scripts, installation commands, network requests, or credential-handling steps.

View source
SKILL.md:21In the instructionsOpen original file
- Dark: `#141413` - Primary text and dark backgrounds- Light: `#faf9f5` - Light backgrounds and text on dark- Mid Gray: `#b0aea5` - Secondary elements- Light Gray: `#e8e6dc` - Subtle backgrounds
SKILL.md:34In the instructionsOpen original file
- **Headings**: Poppins (with Arial fallback)- **Body Text**: Lora (with Georgia fallback)- **Note**: Fonts should be pre-installed in your environment for best results
SKILL.md:64In the instructionsOpen original file
- Uses system-installed Poppins and Lora fonts when available- Provides automatic fallback to Arial (headings) and Georgia (body)- No font installation required - works with existing system fonts- For best results, pre-install Poppins and Lora fonts in your environment

The documentation presents the Skill as using Anthropic’s “official” brand appearance, while the bundled Apache license expressly does not grant permission to use trade names, trademarks, service marks, or product names except for customary identification of the work’s origin.

View source
SKILL.md:2In the instructionsOpen original file
---name: brand-guidelinesdescription: Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.license: Complete terms in LICENSE.txt---
LICENSE.txt:139In the copyright noticeOpen original file
   6. Trademarks. This License does not grant permission to use the trade      names, trademarks, service marks, or product names of the Licensor,      except as required for reasonable and customary use in describing the      origin of the Work and reproducing the content of the NOTICE file.
Start here · InstructionsSKILL.md
brand-guidelines
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File reference map

References: 1
Files making referencesReferenced content
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Files and check records2 files

Coverage and gaps

Content covered in each file

These are the source ranges included in this check, not a guarantee that every issue has been resolved.

  • SKILL.mdFull text included
  • LICENSE.txtFull text included

This report is for the version above. We read the available code and instructions without running the skill or checking extra packages it installs. This is not a promise of safety: a different version or setup may behave differently.

  • LICENSE.txtLicense
  • SKILL.mdInstructions
Lines read
276
File checksum (to compare versions)
0e5bf27789d0560f2d089a17ca1ab075a0d35926154cbc64f5cba4d061b4c16f