45 lines
1.9 KiB
Plaintext
45 lines
1.9 KiB
Plaintext
ANNOTATED HEX REFERENCE:
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PRIVATE:
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0 "openssh-key-v1" string plus terminating nullbyte
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1.0 uint32 allocator for 1.0.0
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1.0.0 cipher name (string) - if not encrypted (no passphrase), "none"
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2.0 uint32 allocator for 2.0.0
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2.0.0 KDF name (string) - if not encrypted (no passphrase), "none"
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3.0 uint32 allocator for 3.0.0 (nullbyte if unencrypted key)
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3.0.0 (virtual) KDF options. This is "missing" if it is an unencrypted key.
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3.0.0.0 uint32 allocator for 3.0.0.0.0
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3.0.0.0.0 Salt/IV (bytes)
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3.0.0.1 Number of rounds/"work factor" (uint32)
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4.0 uint32 allocator for # of keys (currently unused; hardcoded to 1 (left zero-padded 0x01))
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4.0.0 uint32 allocator for public key #1 (4.0.0.0 to 4.0.0.1, inclusive)
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4.0.0.0 uint32 allocator for 4.0.0.0.0
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4.0.0.0.0 public key #1 keytype (string)
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4.0.0.1 uint32 allocator for 4.0.0.1.0
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4.0.0.1.0 public key #1 payload (bytes)
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4.0.1 uint32 allocator for private key #1 (4.0.1.0 to 4.0.1.5, inclusive?)[0]
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4.0.1.0 Checksum (random uint32) #1 (should match 4.0.1.1)
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4.0.1.1 Checksum (random uint32) #2 (should match 4.0.1.0)
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4.0.1.2 (virtual) Copy of public key (copy of 4.0.0.0 to 4.0.0.1, inclusive)
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4.0.1.2.0 uint32 allocator for 4.0.1.2.0.0
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4.0.1.2.0.0 public key #1 keytype (string)
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4.0.1.2.1 uint32 allocator for 4.0.1.2.1.0
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4.0.1.2.1.0 public key #1 payload (bytes)
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4.0.1.3 uint32 allocator for 4.0.1.3.0
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4.0.1.3.0 Private key #1 (bytes)
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4.0.1.4 uint3 allocator for 4.0.1.4.0
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4.0.1.4.0 Comment for key #1 (string)
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4.0.1.5 Sequential padding to align private key to cipher blocksize (8 for unencrypted keys)[1].
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[0] If it is an encrypted key, everything below 4.0.1 is encrypted per 1.0.0, 2.0.0, and 3.0.0.
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[1] Pad determined by: 8 - ((4.0.1.3 + 4.0.1.4) % 8) (??)
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PUBLIC:
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(Each .pub file's Base64 string contains 4.0.0.0 to 4.0.0.1 inclusive above)
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0 uint32 allocator for 0.0
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0.0 Public key keytype (string)
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1 uint32 allocator for 1.0
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1.0 Public key payload (bytes) |