Facebook, launched on February 4, 2004, by Mark Zuckerberg along with his college roommates and fellow Harvard University students, has evolved from a campus-based social network into one of the world's largest social media platforms. Initially designed to connect college students, it rapidly expanded beyond universities, opening up to anyone over the age of 13 with a valid email address. Today, Facebook connects billions of users worldwide, transcending geographical, cultural, and linguistic barriers, making it a global phenomenon in the realm of digital communication. At its core, Facebook allows users to create personal profiles to share text updates, photos, videos, and links, fostering digital social interactions. Users can add friends, send messages, and engage with content through likes, comments, and shares. Over the years, Facebook has introduced various features, including Facebook Marketplace for buying and selling goods locally, Facebook Watch for video content, and Facebook Groups, which allow people with shared interests to connect and discuss. Facebook's impact on society is profound, influencing not just personal interactions but also the broader domains of politics, business, and media. It has become a vital tool for marketing and advertising, offering businesses of all sizes a platform to reach potential customers through targeted ads. Politically, it has been used for campaigning and mobilization, though not without controversy, especially concerning the spread of misinformation and its potential to influence election outcomes. Despite its success, Facebook has faced significant challenges, including concerns over privacy, data security, and the ethical implications of its algorithms, which curate and control the content users see in their News Feed. These issues have sparked global debates about the responsibilities of social media giants in regulating content and protecting user data. In response to these challenges, Facebook has undertaken various initiatives to improve security measures, combat fake news, and ensure a safer online community. However, the balance between fostering open digital communication and ensuring a secure, trustworthy platform remains a critical ongoing challenge.