testing: cover PhishingProtection decode & analyser methods

[nanaf6203-bit]

Summary

PhishingProtection has high-level listing tests but lacks coverage for nested private methods (decodeTransactionData, analyzeTransactionParameters).

Affected area

src/utils/security/__tests__/phishingProtection.test.ts

Expected behaviour

Add decoders and analyser tests; verify false positives are bounded.

Acceptance criteria

• Coverage >85 %.

[khanavi272-spec]

@khanavi272-spec has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

I would like to work on this issue

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[gbengaeben]

@gbengaeben has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

Hi Maintainer,

I’d love to work on this issue. I’ve reviewed the requirements and believe I can implement the solution according to the project’s guidelines and best practices.

If the issue is available, I’d be happy to take ownership and submit a PR for review.

Thank you for your consideration

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[drips-wave]

Congratulations, @gbengaeben! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on June 30, 2026.

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[drips-wave]

This issue has been completed by @gbengaeben as part of the Stellar Wave Program's 6th Wave 🥳

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