Page 27 - Computer Programs News Today

Been overwritten. >> when this crime was committed in 1988, there were no computer programs that could reassemble documents that had been deleted. so al johnson and his team had to do something that had never been done before. they had to do the analysis manually. >> its a painstaking process that took approximately 33 days to look at two, 20-megabyte hard drives. >> a computer is about as secure as a wet paper bag. it never throws data away. >> they found bits and pieces of a document kopenheff...

The sense you get from british authorities here that their investigation into jihadi john is still something that is very active and they still believe there are potentially lives that can be saved through following this line of investigation. carol? >> so some of the things we know about jihadi john hes been in syria since 2012 raised in a middle class family. actually born in kuwait grew up in west london. has a degree in computer programs. are any of his family members still in london nick? >...

Heres whats going on. this is called wiper malware. its highly destructive. it eraces data permanently. typically you can recover some of this stuff. not this time. it also blocks computer programs. i think the fbi is stunned at how destructive this is. >> thats the difference between this hacking and some others? >> thats the difference between this hacking and some others. normally you would try to rebuild or get this stuff back, but it tells you that there might be a state sponsor here. what ...

Tools to work with. we take you inside the nypds closely guarded crime lab, a frontline for capturing criminal. it shows detectives a clearer picture. so do evolving computer programs adding greater detail to tracing ballistic evidence. advances in dna analysis are widely considered the most meaningful step forward towards solving more crimes. but the forensics are just pieces of the increasingly elaborate puzzle. you really cant escape the cameras. theyre virtually everywhere. windows that can ...

Economically. >> reporter: along with the emergence of the worldswide manhunt, the science behind chasing criminaling evolved, too. >> you can run, but you can no longer hide. >> reporter: from your image captured virtually everywhere down to your fingerprint, technological advancements giving more sophisticated tools to work with. our cameras take you inside the closely guarded forensic crime lab. a front line for catching criminals. better developed techniques in the fingerprinting field show ...

Investigators more sophisticated tools to work where. our cameras take you inside the nypds closely guarded forensic crime lab, a front line for catching criminals. better development techniques in the finter printing field showed detectives a clearer picture. so do evolving computer programs adsing greater detail to tracing ballistic evidence. advances in dna analysis are widely considered the most meaningful step forward toward solving more crimes. but the forensic searches just pieces of the ...

The same type used in sally weiners murder. >> i think that would be extremely unusual to have glaser round ammunition in a persons home. >> and local authorities asked the fbi to conduct their own analysis of kopenheffers computers after the initial search of the hard drives turned up nothing. a document is not all in one place on a disc drive. pieces of it are stored in different sectors of a drive. when a document is deleted, its not erased from the hard drive. instead, the space occupied by ...

Document if the file space that that document occupied had not been overwritten. >> when this crime was committed in 1988, there were no computer programs that could reassemble documents that had been deleted. so al johnson and his team had to do something that had never been done before. they had to do the analysis manually. >> its a painstaking process that took approximately 33 days to look at two, 20-megabyte hard drives. >> a computer is about as secure as a wet paper bag. it never throws d...

>> almost all of them, yes. >> reporter: theyre using advanced computer programs to ferret out billing errors. and we were there, as the helena from co-patient told them how much money she saved. >> i have saved them $18,000 to date. >> reporter: $18,000 so far. thats $30,000 in total. the moment stunned us all. >> wow. >> wow. >> thats good news. >> reporter: what does this mean for your lives? >> just means we cant -- we cant -- we can move on. >> reporter: unbelievable. it took them more than...

Actually a crisis of the making of the administration because of things like the dream act, which what he talking about, and the fact that people come here and can get a job, even if they dont have, you know, the legal right to, and they want their kids to come. >> its also interesting, people say it proves how important the immigration debate is, but at the same time, this crisis may make solving the immigration problem -- >> exactly. >> -- even more politically difficult. >> exactly. time fo...