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Windows virtual device drivers (.vxd)

.vxd file signature | application/octet-stream

Windows virtual device drivers

Safe

Magic Bytes

Offset 0
4D 5A

Sources: Gary Kessler

Extension

.vxd

MIME Type

application/octet-stream

Byte Offset

0

Risk Level

Safe

Validation Code

How to validate .vxd files in Python

Python
def is_vxd(file_path: str) -> bool:
    """Check if file is a valid VXD by magic bytes."""
    signature = bytes([0x4D, 0x5A])
    with open(file_path, "rb") as f:
        return f.read(2) == signature

How to validate .vxd files in Node.js

Node.js
function isVXD(buffer: Buffer): boolean {
  const signature = Buffer.from([0x4D, 0x5A]);
  return buffer.subarray(0, 2).equals(signature);
}

How to validate .vxd files in Go

Go
func IsVXD(data []byte) bool {
    signature := []byte{0x4D, 0x5A}
    if len(data) < 2 {
        return false
    }
    return bytes.Equal(data[:2], signature)
}

API Endpoint

GET /api/v1/vxd
curl https://filesignature.org/api/v1/vxd

See the full API documentation for all endpoints and parameters.

Frequently Asked Questions

What is a .vxd file?

A .vxd file is a Windows virtual device drivers file. Windows virtual device drivers

What are the magic bytes for .vxd files?

The magic bytes for Windows virtual device drivers files are 4D 5A at byte offset 0. These bytes uniquely identify the file format regardless of the file extension.

How do I validate a .vxd file?

To validate a .vxd file, read the first bytes of the file and compare them against the known magic bytes (4D 5A) at offset 0. This is more reliable than checking the file extension alone, as extensions can be renamed.

What is the MIME type for .vxd files?

There is no officially registered MIME type for .vxd files. Systems typically use application/octet-stream as a generic fallback when handling this format.

Is it safe to open .vxd files?

Windows virtual device drivers (.vxd) files are generally safe to open. They are classified as low risk because they primarily contain data rather than executable code. However, always ensure files come from a trusted source.