The dongle is not just “annoying”—it protects the livelihood of developers. If the software vendor is bankrupt or the product is abandonware (over 15 years old with no support), some legal scholars argue for a “fair use” right to repair. However, no US court has ruled in favor of this.
Bypass techniques involve exploiting vulnerabilities in the dongle-based protection mechanism to gain unauthorized access to the software. Some common bypass techniques include: run dongle protected software without dongle