Chapter 123: A Different Way (2500+ Monthly Pass for the Second Shift)
"You can crack it in one day and one night?!" Zhao Liangze and Yin Shixiong shouted at the same time, "Since the United States announced that it had cracked the channel code of the Copernican system, Europe has changed the original password. Pen %Fun %Pavilion www.biquge.info You have to crack it again, it's really enough time for one day and one night?!"
Cracking this code requires a computer with strong computing power.
In order to crack the channel code of the Nandou system, the School of Electronic Engineering of Harvard University used a supercomputer to run day and night to make it possible to crack it.
If you use Gu Nianzhi's small laptop, it is estimated that you will not be able to count it until you are old......
Huo Shaoheng also raised his head on the other end of the computer, and looked at her with deep inky black pupils, although through the computer screen, it seemed to have the penetrating power to see through people's hearts.
Gu Nianzhi was overwhelmed by him, so he had to lower his eyes, not daring to look at Huo Shaoheng again, and whispered, "...... I remember that on their website, there was a primitive record of the signal of the Copernican system. Although it seems like a lot of data, it is actually more cluttered and distracting. If you can eliminate clutter signals, the amount of data is greatly reduced, and the computing power required is also reduced. My computer ......" she looked up at Zhao Liangze in the video corner on the computer and smiled calmly: "...... It was modified by Brother Ozawa, and although it is not as good as a real supercomputer, it is much more powerful than the computing power of ordinary computers. ”
Huo Shaoheng rolled his eyes and looked at Zhao Liangze, who was sitting next to him, "...... You modified Nianzhi's computer? Why don't I know?"
Zhao Liangze couldn't wait to shut up Gu Nianzhi.
Said that you won't let Huo Shaoheng know?!
This little undisciplined guy!
I knew that Xiao Nianzhi had no backbone in front of Huo Shao, and many things not only did not recruit himself, but also did not ask about self-recruitment!
This little girl is really afraid of Huo Shao to the core......
Zhao Liangze slandered Gu Nianzhi and Huo Shaoheng on the one hand, and at the same time put on a wooden face, shaking his head in a demented manner: "...... The goose doesn't know~~b (╯_╰)......"
"Phew!" Yin Shixiong met on the other side, and secretly scolded Zhao Liangze for pretending to be stupid, how could Huo Shao let him go?
Sure enough, Huo Shaoheng glanced at him coldly, stood up and said, "Then you accompany Nianzhi to crack the code." No sleep. He walked out.
Zhao Liangze hurriedly shouted "Yes!", and then grimaced at Gu Nianzhi, "Xiao Nianzhi, you betrayed Brother Xiao Ze...... Hehehehehe......"
Gu Nianzhi saw that Huo Shaoheng was gone, and immediately became lively, and also grimaced at Zhao Liangze, "I'll betray me, what's the matter?!" In front of Uncle Huo, I know everything and say everything, Brother Xiao Ze, you should have understood. ”
Gu Nian looked like a cute scoundrel, and Zhao Liangze was also drunk.
"Forget it, I'm an adult and don't care about villains, come, tell me what you plan to do?" Zhao Liangze shook his head with a smile, and got down to business, he had to solve this problem quickly.
Gu Nianzhi's eyes suddenly lit up, she simply said the measures she thought, and showed Zhao Liangze a chart: "Brother Xiao Ze, I have carefully studied their cracking process, and I think the biggest problem is not in the calculation, but in how to eliminate signal impurities. ”
Signals recovered from the satellites of the Alien Guards at a height of 10,000 miles will receive various interferences.
The process of cracking the channel cipher is actually a process of eliminating interference, grasping useful signals, and restoring the code in a given order.
To achieve this, there are many methods available.
Xin Xingyi's group's approach is actually relying on a supercomputer and an "insider" to lead the way, using the method of forced supercomputing to find out the channel cryptographic rules.
Gu Nianzhi doesn't have a supercomputer, and even if he does, their time doesn't allow it.
Therefore, in order to quickly decipher the code, Gu Nianzhi's first thought is to sort out the signal, and the first step is to eliminate those interference impurities, so that the remaining amount of data will be greatly reduced, and the calculation process can be greatly shortened.
There are three processes when the satellite transmits the signal, which is to process the signal source coding, encryption coding and channel coding.
When cracking it, it is the opposite and starts with the channel coding.
What Xin Xingyu and they have done from beginning to end is only the outermost step, which is to crack the channel code.
Gu Nianzhi's small program is to remove background noise in advance and filter out useful signal codes.
Zhao Liangze's eyes widened suddenly, and he couldn't help but exclaim: "Good idea! It's really a good idea to find another way—— how do you plan to dejam Copernicus's signal?"
Gu Nianzhi pulled out a small program he wrote yesterday, "Brother Xiao Ze, look at this thing from me, can it achieve the purpose I just said?"
Zhao Liangze took control of Gu Nianzhi's computer, directly opened the applet software and went through it, and while reading it, he easily optimized and improved some places for her, but he did not make the slightest change to the architecture of the entire software.
He couldn't help but praise: "Nianzhi, don't study law, come and learn computers from Brother Ozawa." I promise you will become the greatest hacker in the world! You will be better than the blue, and you will become a cow man who steps on the shoulders of your giant, Brother Ozawa!"
"Phew!" Gu Nianzhi pouted, "You're really going to put gold on your own face." - Alright, stop babbling, let's get started. ”
"Okay, do you have your data saved? Enter it into the computer, go." Zhao Liangze turned on his computer and began to transmit signals to the Copernican system, intercepting the latest signal information.
The two worked in front of the computer for a whole day and a night.
When eating, he only nibbles on bread and drinks some water when he is thirsty.
Except for going to the toilet, the two have never left the computer desk.
Of course, I didn't close my eyes and sleep.
Because of Zhao Liangze's help, Gu Nianzhi didn't even use 24 hours, and only took 20 hours to crack the latest channel password of the Copernicus system, as well as the encryption code of the second layer.
Not only many times faster than that group in the United States, but also farther than them.
After cracking the encryption code, Zhao Liangze and the others were able to use the Copernican system unscrupulously without worrying about being discovered by the people who maintained the Copernican system.
Huo Shaoheng came back from morning practice, and when he heard that the password had been cracked, he patted Zhao Liangze on the shoulder, "Go to sleep and act at night." ”
Zhao Liangze immediately stood up, his legs fluttered, and went to his bed, and he fell asleep unconscious.
In the past twenty hours, he and Gu Nianzhi have been working under high-intensity conditions, and it is not easy to support them.
Huo Shaoheng looked at Gu Nianzhiqiang's big eyes on the video, and his voice softened a lot: "...... Nianzhi, you go to sleep too. After a pause, he asked in a low voice, "Are you tired?"
"I'm not tired, I'm not tired at all. As soon as Gu Nianzhi was concerned by Huo Shaoheng, he was so excited that he couldn't find the north, "I still have something to do!" Uncle Huo, you wait, I will avenge you!"
The corners of Huo Shaoheng's lips hooked a shallow arc, and he shook his head and refused: "Obedient." ”
He looked at Gu Nianzhi silently, and there was a trace of tenderness in his cold eyes that made people palpitate.
Gu Nianzhi was so drunk by him that it was like hypnosis, and he quickly lowered his eyelids and fell asleep on the computer desk.
Yin Shixiong snorted and carried Gu Nianzhi to her bedroom.
Huo Shaoheng saw from the video, pursed his lips almost imperceptibly, tapped his fingers, and closed the video with a snap. - Out of sight, out of mind......
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o(n_n)o~。 (To be continued.) )