11. A computer readable storage device storing computer program instructions, which, when executed on a processor, cause the processor to perform operations comprising: sampling particular messages to provide message samples; creating the authorized profile using the message samples; determining that the authorized profile is sufficient to identify an unauthorized text communication; comparing a language pattern extracted from a message with a language pattern associated with the authorized profile to determine a deviation between the language pattern extracted from the message and the language pattern associated with the authorized profile; determining whether the deviation is within an allowable amount of deviation, the allowable amount of deviation based on an amount of the message samples used in creating the authorized profile; and determining whether the message is an unauthorized user account communication based on whether the deviation is within the allowable amount of deviation.
11. A computer readable storage device storing computer program instructions, which, when executed on a processor, cause the processor to perform operations comprising: sampling particular messages to provide message samples; creating the authorized profile using the message samples; determining that the authorized profile is sufficient to identify an unauthorized text communication; comparing a language pattern extracted from a message with a language pattern associated with the authorized profile to determine a deviation between the language pattern extracted from the message and the language pattern associated with the authorized profile; determining whether the deviation is within an allowable amount of deviation, the allowable amount of deviation based on an amount of the message samples used in creating the authorized profile; and determining whether the message is an unauthorized user account communication based on whether the deviation is within the allowable amount of deviation. 12. The computer readable storage device of claim 11 , wherein the creating the authorized profile comprises: grouping the message samples into groups, each of the groups associated with one of a plurality of authorized users; and creating the authorized profile based on one of the groups.