Use strong encryption. There are many software tools available that can encrypt your digital files. This way, even if someone gets access to the file, they won't be able to read the content without the decryption key.
It depends on where you look. If you're familiar with digital comic platforms like Comixology, it's a breeze. They are designed specifically for buying and reading graphic novels digitally. However, if you're new to this, it might take a little time to figure out how to set up an account and make the purchase, but overall it's not overly complicated.
Well, it could be stored securely for future reference. Maybe it contains some valuable family history or personal growth experiences that you don't want to lose.
You might be able to redeem a free digital copy of Marvel comics by keeping an eye on official Marvel promotions or contests. Sometimes they offer such opportunities on their website or social media pages.
Funimation does have some manga available. However, it mainly focuses on anime content, so the manga collection is relatively limited and might not include the latest and most popular titles.
Well, it might be because the code you have is invalid or has already been used. Also, there could be a problem with the platform or service you're trying to redeem it on. Have you double-checked all the instructions and terms?