DIGITAL CCTV A Security Professional’s Guide docx

... important to understand that you can convert an analog signal to representative numbers and then convert it back again to an analog signal that is an accu- rate representation of the original ... por- tions of an image (white areas). There are many levels of gray within the overall grayscale, ranging from slightly gray and almost white to very dark charcoal colors that are nearly black. T...

Ngày tải lên: 27/06/2014, 11:20

... modem may actu- ally be placing a call to as far away as Chad, Madagascar, or other countries, and the computer user may be billed for an international call. Some Web sites may be advertised as ... types of impact that a malicious code attack has on an organization. But understanding the costs associated with malicious code attacks and the impact that attacks can have on their organiza-...

Ngày tải lên: 04/06/2014, 13:21

... Systems • Chapter 1 23 Several means may be used to gather information about an organization and could include automated and manual technological attacks as well as human social attacks. Examples ... Systems Network Attacks  Network attacks generally come in three forms: reconnaissance attacks, access attacks, and DoS attacks.  Though not considered a highly dangerous attack form, reconna...

Ngày tải lên: 25/03/2014, 11:09

... Entering an actual start date or actual finish date for a task changes the corresponding scheduled date for that task. Baseline dates, however, are not affected by changes you make to the actual or ... compare your original plan with the current status. What do you want to do? • Update actual start and finish dates for a task • Update progress on a task as a percentage • Determ...

Ngày tải lên: 12/12/2013, 15:15

... IBAction (continued) www.it-ebooks.info Chapter 2: A C Refresher 35 Arrays and Structures C arrays are similar to Java arrays. You declare arrays the same way, but C has no new keyword; you simply start using the array (Listing ... Using a C array int myArray[100]; myArray[0] = 1; myArray[1] = 2; C has structs; Java doesn’t have a struct data type. In C, a struct is similar to a cl...

Ngày tải lên: 24/03/2014, 01:21

... progression by announcing an explanation based on an example, an analogy, or a metaphor. What! Metaphors? These last two chapters seem to discourage calling on the reader’s imagination. One must ... propagations, such as ectopic beats, initiated and propagated cell-to-cell. One could also rewrite the sentence to make the pronoun disappear. The cellular automaton (CA) cell — a natural cand...

Ngày tải lên: 28/03/2014, 18:20

... problem can cause an issue in another area, and this step ensures that you address the various operational impacts in the analysis. •Chapter 4, “Data Mining and Statistical Analysis”—This chapter ... the actual analyses and assessments based on the overall organizational goals. When gathering the data used in the analysis, it requires involving those that gather and use this data at e...

Ngày tải lên: 30/03/2014, 18:20

... Management Protocol (IGMP) A need for simultaneous data transfer to a number of nodes has created a demand for IP multicast traffic. Among many applications, the capability is required for audio ... of a network interface header (whose format varies with the transmission facilities employed), an IP header, the ICMP header, a payload of ICMP message data, and a network interface tr...

Ngày tải lên: 27/06/2014, 00:20

... non-obfuscated code, making it easy to learn and use and encouraging rapid application development. And it has a massive advantage over commercial programming toolkits, because it’s available free ... O’Donnell, MAD Magazine, Scott Adams, Gary Larson, VH1, Britney Spears, George Michael, Kylie Minogue, Buffy the Vampire Slayer, Farah Malegam, Stephen King, Shakira, Anahita Marker, John l...

Ngày tải lên: 27/06/2014, 21:20

Ngày tải lên: 05/11/2013, 12:15