[C#/COMMON] RNGCryptoServiceProvider 클래스 : GetBytes 메소드를 사용해 토큰 생성하기

using System;
using System.Security.Cryptography;

#region 토큰 생성하기 - GenerateToken(length)

/// <summary>
/// 토큰 생성하기
/// </summary>
/// <param name="length">길이</param>
/// <returns>토큰</returns>
public string GenerateToken(int length)
{
    using(RNGCryptoServiceProvider provider = new RNGCryptoServiceProvider())
    {
        byte[] targetArray = new byte[length];

        provider.GetBytes(targetArray);

        return Convert.ToBase64String(targetArray);
    }
}

#endregion