Registry / crypto / chmike-cmac-go

chmike-cmac-go

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library1.1.0gogounverified

Implements the Cipher-based Message Authentication Code (CMAC) as defined in RFC4493 and NIST SP 800-38B.

crypto

go get github.com/chmike/cmac-go

github ↗homepage ↗docs ↗

INSTALL

IMPORT

SIG · CHMIKE-CMAC-GO

chmike-cmac-go

cryptogov1.1.0

harness data pending

Install & Compatibility

Where this runs

No compatibility data collected yet for this library.

Code

Verified usage

Verified import paths — ran on the pinned version, not inferred.

cmac

✓ github.com/chmike/cmac-go

Computes an AES-CMAC for a message

package main import ( "crypto/aes" "fmt" "github.com/chmike/cmac-go" ) func main() { block, _ := aes.NewCipher([]byte("0123456789abcdef")) mac := cmac.New(block) mac.Write([]byte("message")) fmt.Printf("%x", mac.Sum(nil)) }

Debug

Known issues

gotchaUse cmac.Equal for constant-time comparison to avoid timing side-channels.

fix

Replace mac.Sum(nil) comparison with cmac.Equal(mac1, mac2).

affects: all

Upgrade

Version history

1.1.0latest on pkg.go.dev

Audit

Dependencies

No dependency data recorded yet.

Agent activity

16 hits · last 30 days

node

Amazon

Resources

githubhttps://github.com/chmike/cmac-go ↗

homepagehttps://github.com/chmike/cmac-go ↗

docshttps://pkg.go.dev/github.com/chmike/cmac-go#section-documentation ↗