A system table from the sys schema in master database. Exists in the master database only. Contains a row for each server principal.
Create statement
CREATE TABLE master.sys.sysxlgns (
id int NULL,
name sysname NULL,
sid varbinary NULL,
status int NULL,
type char (1) NULL,
crdate datetime NULL,
modate datetime NULL,
dbname sysname NULL,
lang sysname NULL,
pwdhash varbinary NULL)
GO