DIGITAL SECURITY PROBLEM 4: I always use the same password for all my accounts and applications. I do not like to use complicated passwords because it is difficult and too long. What do you think?... PASSWORDS: The problem is using a single, simple password for all accounts, which poses a significant security risk. This practice makes it easier for hackers to steal data or valuale information. In this websites you can find many interesant information about passwords: https://www.linkedin.com/pulse/problems-passwords-erasmithtechnologies#:~:text=Many%20users%20still%20opt%20for,combinations%20to%20gain%20unauthorized%20access. https://www.halock.com/passwords-fascinating-facts/ https://www.idagent.com/blog/10-facts-about-passwords-that-you-need-to-see-now/ TIPS 1.Use a Password Manager : Invest in tools like LastPass or 1Password to create and store complex passwords, eliminating memorization. 2.Create Memorable Passphrases: Choose for unique, easy-to-recall passphrases fo...
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DIGITAL SECURITY PROBLEM 6: My brother always uses public libraries to do his online works. He has an important job and manage sensible information about clients and business. I think this is not a good idea to use public wi-fi connections to do so… What do you think and why PUBLIC WI-FI: This problem is too common, his brother that works in a important job with sensitive information uses public wi-fi to do his work.When you connect to a public wifi you subject yourself to many rtisks like: https://www.forbes.com/advisor/business/public-wifi-risks/ https://www.aura.com/learn/dangers-of-public-wi-fi https://www.kaspersky.com/resource-center/preemptive-safety/public-wifi-risks TIPS 1.Use a Virtual Private Network (VPN): A VPN encrypts internet traffic, making it more difficult for hackers to intercept data. Should subscribe to a reputable VPN service . 2.Two-Factor Authentication (2FA): Enable 2FA for his accounts, if available. This adds an extra layer of security by r...
EXERCISES DIGITAL IMAGES 41. DIN A4 dimensions in inches: Width = 210 mm / 25.4 mm per inch = 8.27 inches Height = 297 mm / 25.4 mm per inch = 11.69 inches Resolution = (8.27 inches x 200 dpi) / 11.69 inches Resolution = 1654 So, the image would need to have a resolution of approximately 1654 pixels wide by 2338 pixels high to maintain a printing quality of 200 dpi on a DIN A4 paper. 42. Resolution = (8.27 inches x 300 dpi) / 11.69 inches Resolution = 2338 for a printing quality of 300 dpi on a DIN A4 paper size, the image would need to have a resolution of approximately 2338 pixels wide by 3307 pixels high.


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