---
name: "Gcrypt.CipherFlags"
section: "3kaya"
platform: "linux"
package: "kaya"
version: "0.4.4-6.2"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/Gcrypt.CipherFlags"
---

# Gcrypt.CipherFlags(3kaya)

Cipher opening flags

## NAME

Gcrypt::CipherFlags - Cipher opening flags

## SYNOPSIS

**Gcrypt::CipherFlags\<** **\>**

-

  \=  **CipherSecure(****)**

-

  \|  **CipherSync(****)**

-

  \|  **CipherCTS(****)**

-

  \|  **CipherMAC(****)**

## DESCRIPTION

Flags for opening ciphers. **CipherCTS**  and **CipherMAC**  may not be used simultaneously.

-

  \-  **CipherSecure**  : Allocate cipher operations in secure memory if possible.

-

  \-  **CipherSync**  : Enable the CFB sync mode.

-

  \-  **CipherCTS**  : Enable cipher text stealing (CTS) for the CBC mode

-

  \-  **CipherMAC**  : Compute CBC-MAC checksums.

## AUTHORS

Kaya standard library by Edwin Brady, Chris Morris and others (kaya@kayalang.org). For further information see http://kayalang.org/

## LICENSE

The Kaya standard library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License (version 2.1 or any later version) as published by the Free Software Foundation.

## RELATED

**Gcrypt.openCipher (3kaya)**