It only happens if you accidentally clicked a .EXE file or shortened link with "porn stuff" previews. By doing so you're allowing intruders to access your account. You are lucky if they only use that for adwares. That is the easiest way to access your account not by brute force.

Shortened links are ...

And what is a archive.org psx redump website?

Illegal ROMs that archive.org members upload. [redump] in title is just there to lossless verify the file, no edit or bad dumps.

archive.org is a legal nonprofit digital library that allows users to upload any legal or illegal stuffs.

I don't know ...

Thank you.

Libcrypt uses bad CRC16's in the sub-channels, that require a .SBI or .SUB file (or other sub-channel dumps).

Thank you nocash.

Is Anti-modchip and LibCrypt the same?

In redump.org they differentiate it. LibCrypt aren't implemented in any PSX demo disc while Anti-modchip is implemented in ...

According to redump.org they are not the same, I thought Anti-modchip is the same with LibCrypt and stored in .SBI format?