7. You see in your browser a lot more ads than ever before If your browser window is cluttered with ads which didn’t seem to be there last time you visited the website, it may…
6. Friends report that your emails are marked as spam or that they receive unsolicited emails from you or that your emails never reach them Antispam services use the reputation of a domain and email…
5. Your social media profile has posts you never authorized or wrote If you see in your Facebook or Twitter account posts that you didn’t write, then most probably someone or something got access to…
4. You get warnings from online services that you logged on from various locations When you visit certain websites (e.g. Google, Facebook, LinkedIn) you get a warning if you are logged in on different devices…
3. Your computer and/or your browsing is slower than before Even if this is not necessarily a certain sign of a malware infection, it is often the case. If…
2. You have one single password for all or almost all your online accounts In the last months many services were hacked and email addresses and password hashes (sometimes passwords in plain text) were stolen….
1.You see in your account (debit or credit) an amount of money spent that you can’t explain If you see an in your bank account listing an amount which you know you didn’t spend nor…
I will write 10 posts called “10 signs you should invest in your personal cyber security: #/10” in the next 10 days, each of them with a sign that should make you think well…
You probably have heard by now that about 100 VIP iCloud accounts were hacked and photos with these persons naked were disclosed in various forums. I guess that by now it is quite needless to…
Hello dear readers, I finally found the time to optimize a bit the reading experience of the book. In order to allow everyone to quickly find what they are interested in, I split the book…
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