uuid security

  GUID is a 128-bit long number, which is generally expressed in hexadecimal notation.AlgorithmThe core idea is to combine the machine's Nic, local time, and a random number to generate a guid. Theoretically, if a machine generates 10000000

The GUID is a 128-bit long number, typically represented by a 16 binary. The core idea of the algorithm is to combine the machine's NIC, local time, and a random number to generate the GUID. Theoretically, if a machine produces 10 million GUIDs per

BASE58 IntroductionBASE58 uses a character set of "123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ", from which it is not difficult to see, Base58 are pure numbers and letters and remove the characters that cause visual confusion (0:

This article comes from http://my.oschina.net/noahxiao/blog/132277, personal storage use1. BackgroundWhen I use Hibernate to do object mapping, I always use the UUID to master the key. Since Hibernate's UUID needs to occupy 32-bit characters, it

Java UUID generation tool concurrency TestI. Know UUIDWikipedia, a free encyclopediaThe universal Unique Identifier (UUID) is a standard for Software construction. It is also the organization of the Open Software Foundation (OSF) in the Distributed

I. Overview of the UUIDThe UUID meaning is a universal unique identifier (universally unique Identifier), which is a software construction standard and is also organized by the Open Software Foundation, OSF, in a distributed computing environment (

The UUID meaning is a universal unique identifier (universally unique Identifier), which is a software construction standard and is also used by the Open Software Foundation, OSF, to organize applications in a distributed computing environment (

Reference JDKUUIDextends objectimplements Serializable, comparableA class that represents a universally unique identifier (UUID). The UUID represents a 128-bit value.These generic identifiers have different variants. This class of methods is used to

Python uses the UUID library to generate a unique ID. UUID Introduction UUID is a 128-bit globally unique identifier, usually represented by a 32-byte string. It can ensure the uniqueness of time and space, also known as GUID. It is called UUID --

UUID Introduction A UUID is a globally unique identifier of 128 bits, typically represented by a 32-byte string. It guarantees the uniqueness of time and space, also known as the GUID, called the UUID in the uuid――universally unique