Useful tips for everyday
How do you disinfect a USB? Wet a cotton swab with isopropyl alcohol and insert it into a USB port to clean out stubborn dust…
How does Magecart inject code? How Magecart works. Typically, the Magecart hacker substitutes a piece of Javascript code, either by altering the Magento source or…
Are command line arguments secure? Using command line arguments is security-sensitive. It has led in the past to the following vulnerabilities: CVE-2018-7281. Is stdin safe?…
How firewalls can prevent external attacks in a network? A firewall can help protect your computer and data by managing your network traffic. It does…
Is it safe to share my Dell service tag? Dell recommends not to share/post service tag number on public forums (https://www.dell.com/community/Laptops-General-Read-Only/Service-Tag/m-p/3875127/highlight/true#M651153). In fact, if you…
How do I send WiFi from my computer to my phone? Select the Start button, then select Settings > Network & Internet > Mobile hotspot.…
Can you use symbols in subject lines? Don’t send emails with symbols each time – subscriber will just get used to, and stop to react.…
How to verify a PKCS7 signature in OpenSSL? This can be verified using openssl pkcs7 -inform der -print_certs -text -in LOCALSIG.DSA or openssl cms -cmsout…
Is end-to-end encryption secure? End-to-end encryption is regarded as safer because it reduces the number of parties who might be able to interfere or break…
Why is RSA secure if the factorization of N is difficult? This paper provides a partial answer to this question: Solving the RSA problem with…