GOST R 34.13-2015 cipher modes of operation

Type of standard

Encryption and authentication modes

What modes are defined

• ECB
• CTR
• OFB
• CBC
• CFB
• MAC

Features:

• Replaces obsolete GOST 28147-89 modes.
• Common simple counter mode implementation.
• OFB, CBC, CFB modes takes long IV, consisting of two parts.
• Specified MAC is identical to CMAC and can be safely used.