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file alignment
About this tag
Discussions tagged with file alignment on WindowsForum.com focus on how the FileAlignment value in the Portable Executable (PE) optional header affects digital signature validity. Users explain that appending data to a signed executable does not invalidate its signature if the added bytes are a multiple of the FileAlignment value, as demonstrated with Microsoft Security Essentials. This topic is relevant to security, malware analysis, and understanding PE file structure. The tag covers practical examples of signature bypass techniques and the importance of verifying digital signatures beyond surface-level checks.
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Windows 7 Is This Digital Signature To Be Trusted?
I'm going to post this in efforts to help prevent individuals from getting a possible Virus. I've known this for a while now, and the fact is, Digital Signatures may not all be legit. Therefore, not all are to be trusted. It is possible to modify a file and append junk data to EOF of a file...- AceInfinity
- Thread
- certificate validation checksum digital signature file alignment file modification file properties hashing integrity malware md5 microsoft proof of concept security security essentials software security testing trust issues user awareness virus protection windows 7
- Replies: 3
- Forum: Windows Security