One year of blogging

First Birthday blog

Today is not only the birthday of important people, this blog is also one year old. This is a good opportunity to look back and evaluate which goals have been achieved and which have not.
There are updates to some articles.

30 years SMS

SMS ChatGPT

The 30th birthday of SMS is a good occasion to discuss the IT security of SMS messages. Compared to other communication methods, SMS is less secure because the protocol used for SMS, called SS7, is susceptible to hacking attacks. Another weakness of SMS is its lack of support for multi-factor authentication (MFA), which increases the security of online accounts.