Protocol scope and method
Offsets are zero-based and measured in bytes after hex normalization.
slice = bytes[offset .. offset + length).
Common questions
Does the Binary Byte Offset Slicer leave my browser?
No application upload is used. Avoid putting sensitive production data in shareable URLs.
Is this a standards compliance test?
No. Confirm the edition and vendor profile with licensed documents and your target platform.
Offline diagnostic aid. Verify fields, version and vendor extensions before production use.