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Docker Image Insecurity
Docker's report that a downloaded image is "verified" is based solely on the presence of a signed manifest, and Docker never verifies the image checksum from the manifest.
Recently while downloading an “official” container image with Docker I saw this line:
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Docker's report that a downloaded image is "verified" is based solely on the presence of a signed manifest, and Docker never verifies the image checksum from the manifest.
Last week I discovered a major security flaw in the Heroku Cedar stack build. This vulnerability exposed sensitive information including API keys, private keys and server credentials.