randomString(<Number> size)
Returns a cryptographically strong pseudo-random data string. Takes a size argument for the length of the string.
randomAlphanumString(<Number> size)
Returns a cryptographically strong pseudo-random alphanumeric data string. Takes a size argument for the length of the string.
randomDigits(<Number> size)
Returns a cryptographically strong pseudo-random data string consisting of only numerical digits (0-9). Takes a size argument for the length of the string.