altstoreio / altstoreio/AltStore

[bug]After refreshing the app use Altstore, the app signed by other ipa signing tools becomes invalid

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Swift
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Description

After refreshing the app use Altstore, the app signed by other ipa signing tools becomes invalid, and the certificate authorization information disappears

1、sign blacklist.ipa with sideloadly
2、sign WDB3limit.ipa with Altstore
3、blacklist app invalid,the certificate authorization information disappears

Contributor guide

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Reproduce the issue using the described Sideloadly and AltStore signing sequence, then trace the app-signing and certificate-authorization flow. Done means an app signed by another IPA tool remains valid after an AltStore refresh and its certificate authorization information is preserved.

Written by the indexing model from the issue text.

Assessment

Tech stack
swift
Domain
mobile-dev, security
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
30/100

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