query: Invalid signature from repo.skype.com: how can I clear this?
positive_passages.docid: 116348
positive_passages.text: Why isn't apt full-upgrade getting an updated software key signature for skype
negative_passages.docid: 138920
negative_passages.text: How to install skype on arch
negative_passages.docid: 12054
negative_passages.text: How do I deal with "unauthenticated sources" errors in the Software Center?
negative_passages.docid: 96333
negative_passages.text: Installing Skype failed; code 1638 when trying to upgrade Skype
negative_passages.docid: 153837
negative_passages.text: Skype on Ubuntu 18.04 issues - doesn't start and logs me out
negative_passages.docid: 130650
negative_passages.text: E: The repository 'http//archive.canonical.com precise Release' is not signed
negative_passages.docid: 123146
negative_passages.text: What is the best way to work around the fact that ALL Java bytes are signed?
negative_passages.docid: 42959
negative_passages.text: Why does a bad password cause "Padding is invalid and cannot be removed"?
negative_passages.docid: 28247
negative_passages.text: Google Chrome PPA upgrade invalid signature
negative_passages.docid: 154004
negative_passages.text: How do I fix invalid filename extension?
negative_passages.docid: 31536
negative_passages.text: Cannot upgrade unsupported version of Skype for Linux (v5)
negative_passages.docid: 5197
negative_passages.text: How do I install Skype?
negative_passages.docid: 123300
negative_passages.text: Invalid keystore format
negative_passages.docid: 40575
negative_passages.text: Unable to install Skype on 64bit Ubuntu
negative_passages.docid: 133271
negative_passages.text: How do I verify a PGP signature?
negative_passages.docid: 36104
negative_passages.text: "Software can't be installed or removed because the authentication service is not available. "
negative_passages.docid: 17596
negative_passages.text: Invalid signature for Kali Linux repositories : "The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository"