mr. o'harrow welcome to "the communicators." >> guest: thank you for having me. >> host: what is a zero day? >> guest: a zero day is the name that hackers give to a gap or vulnerability in the software that lets a bad guy into computer system. these gaps take a lot of forms. they have not been previously discovered and so there is no way to block them. when a hacker has zero day with the right tools and skills, that hacker can break into a system and take control. is zero day also known as an oh day. >> host: how would you describe the series you have been writing for the post? >> guest: it's really the mission i should probably describe. we were looking into cyberin cybersecurity and cyberwar. the pentagon had declared cyberspace the environment of people and machines and networks as the new domain of war and yet, we realized that maybe one in 1000 people really understood what cyberspace was and the degree and depth of the vulnerabilities. so what we are trying to do in the zero day series is to take pieces of it and explain the fundamentals and the platonic idea is that everybody from my

mr. o'harrow, welcome to "the communicators." let's start with 0 day. what is zero day? >> zero day is the name that hackers give to a vulnerability and software that allows a bad guy into a computer system. these gaps take a lot of forms. they have not been previously discovered. so there is no way to block them. when a hacker has a zero day, with the right tools and school bills, they can't. into a system and take control. -- with the right tools and skills, they can take over system. >> how would you describe this series? >> it is really the mission that we were looking into cyber security and cyber war. the pentagon had declared cyberspace the environment of people and machines and networks as a new domain of war, and get we realize that maybe one in 1000 people really understood what cyberspace was and the degree and depth of the vulnerabilities. so what we are trying to do with the zero day series is take pieces of it and explain the fundamentals and the platonic idea is that everybody from my mom and dad to congress and people around the country can understand, an

mr. o'harrow, thank you for being on "the communicators." >> guest: thanks for having me. >> c-span is bringing you debates in house, senate and governor's races. coming up tonight on c-span2, the i'll 10th -- illinois 10th district debate between robert dold and his democratic challenger, brad schneider. that's followed up by the new york 19th district. >>> on tomorrow morning's washington journal we'll talk about how new technology challenges the polling industry. cost keeter of the pew research center is our guest followed by our battleground state spotlight on colorado with curtis hubbard of the denver post. then a look at how mitt romney and the republicans are campaigning across the state with republican strategist sean tonner, and later an analysis of president obama's strategy. our guest is rick palassio. washington journal is your phone calls, tweets and e-mails live every morning at 7:30 eastern on c-span. >> these are the stories your textbooks left out. their great stories about real people in american history, very important moments that we don't know about. the first pilgrims in a

mr. o'harrow thank you for being on on the camp -- "the communicators." >> guest: thanks for having me. >> you can either embrace the kind of approach that congress woman wilson has embraced. she signed a pledge to support the cut, cap and balance program. that is a tea party approach to balancing the budget. it has no new revenues for even the wealthiest of americans and is so draconian that it would require deep cuts in social security and medicare over time. we can embrace a balanced approach. that is what i support. i think we can go back to the kind of tax rates we had under the clinton administration when those upper income earners were doing well and the entire economy was growing. we are going to have to make some tough choices and a balanced approach is the only approach i believe will get us there. >> heather, your rebuttal? >> it's amazing to me congressman heinrich that you can stand here having voted for a trillion dollar deficits for the last four years, the largest debt increase in american history and say that we have to control spending. you have done nothing to control s