WhatsApp is a popular instant messaging app that allows users to communicate with friends, family, and colleagues all over the world. The app has revolutionized the way we communicate, making it easier and more convenient to stay in touch with others. In this article, we will explore how WhatsApp works and the technology behind it.
WhatsApp is a cross-platform app that can be used on both Android and iOS devices. The app uses end-to-end encryption to ensure that all messages, calls, and media are secure and private. When a user sends a message, the message is encrypted on their device and can only be decrypted by the recipient's device, ensuring that the message is protected from interception or eavesdropping.
WhatsApp also uses the internet to send messages, which means that users can send messages to anyone, anywhere in the world without incurring SMS charges. The app uses a peer-to-peer network to send messages, which means that messages are sent directly between users without passing through a central server. This makes WhatsApp faster and more reliable than traditional messaging services.
To use WhatsApp, users need to create an account using their mobile phone number. The app verifies the phone number by sending a verification code via SMS or phone call. Once the phone number is verified, the user can start sending messages, making calls, and sharing media with their contacts.
WhatsApp also allows users to create groups, which is a convenient way to communicate with multiple people at once. Group members can share messages, media, and make calls, making it easier to coordinate with family, friends, and colleagues.
Overall, WhatsApp has become a popular communication tool because of its security, convenience, and versatility. With its end-to-end encryption, peer-to-peer network, and internet-based messaging, WhatsApp has revolutionized the way we stay in touch with others.
Keywords: WhatsApp, instant messaging, end-to-end encryption, peer-to-peer network, messaging service, communication tool, security, convenience, versatility.
महाराष्ट्राच्या राजकारणातल्या एका राजकारण्याने बाबासाहेब पुरंदरेंच्या पुरस्काराच्या निमित्तानं उद्भवलेल्या वादावर बोलताना तांडव करण्याची धमकी दिलीय. त्यामुळे बाबासाहेब पुरंदरेंवर लिहायला भीती वाटायला लागलीय. तांडव झालं तर कदाचित त्यांच्या पक्षाची जशी स्थिती झाली तशी स्थिती महाराष्ट्राची झाली तर हे नुकसान सध्याच्या मंदीच्या काळात राज्याला आणि देशाला परवडणारं नाही. आपल्या आवाक्यातल्या धमक्या दिल्या पाहिजेत हे पण आता काही लोकांना समजेनासं झालंय. महाराष्ट्राच्या इतिहासातील महापुरुषांचं गुणगौरव करणाऱ्या अनेक व्यक्ती होऊन गेल्या. इतिहास नीटपणे लिहीला गेला नाही पण बखरी मात्र बख्खळ झाल्या. इतिहासाचे आपापल्या बुद्धीला पटतील तेवढे आणि तसे दाखले देऊन टाळ्या मिळवणाऱ्यांची संख्याही काही कमी नाही. इतिहासलेखनाचं काम, शास्त्रीय पद्धत, पुरावे शोधणं, ते नीट मांडणं याचं काम नीट पणे झालं नाही असा एक जुना आक्षेप आहे. ज्यांनी या क्षेत्रात काम केलं त्या पुण्या- मुंबईच्या संस्थांच्या अधिकाराला आव्हान देणारी नवीन पिढी आता जन्माला आलीय आणि ती आपल्या पद्धतीने इतिहास वाचण्याचा प्रयत्न करते आहे, शोधण्याचा प्रयत्
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