material (3)

https://chihaukam.blogspot.com/2023/08/httpschihaukam.html

.

Ref: https://chihaukam.blogspot.com/2023/08/httpschihaukam.html .

. 

John: For example, the telephone number of my elder brother is 12345678.

Me: OK. 

.

_________________

.

While (the telecom is running)

{

Int caller = John;

Int receiver = 12345678;

if (caller = John);

{

bind (physical address of John's elder brother, 12345678);

bind (physical address of Kevin,12345678);  <-----  Note:  VOIP is to bind (physical address, Ip)

}

else

{

bind (physical address of John's elder brother, 12345678);

}

}

.

John: Have a look,  https://wodewangzhishime.blogspot.com/2021/10/httpswodewangzhishime_97.html?m=1 . Mr. Kwok is a spy of this spy company. It happen in the year of 2008. One day, Kelvin demonstrate to Mr. Kwok how to hack the telecom and re-bind the telephone number of my brother to his SIM card. 

Me: Ok.

_____________

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Kelvin : John is an example.  His telephone number is surveillanced.  It's educational.  

Mr. Kwok : Yes,.

Kelvin : See. I click a button.  Whoever John call to, I will be the receiver. 

Mr. Kwok : So ?

Kelvin : So, you on behalf of me warn John, "My boss can hack the VOIP system. Be careful. ".