Digital Safeguards for Census 2027 The Ministry of Home Affairs (MHA) has outlined the security and procedural safeguards for the upcoming Census 2027 . For the first time, respondents can submit data through a web‑based Self‑Enumeration portal, while enumerators will use a dedicated Mobile App . The move aims to enhance accuracy, speed, and confidentiality of data collection. Key Developments Digital data capture via Mobile App for enumerators. First‑time Self‑Enumeration portal for respondents. Separate phases: Phase‑1 gathers housing, amenities and assets; Phase‑2 records demographic, socio‑economic, education and migration details. Legal framework: Conducted under the Census Act 1948 and Census Rules, 1990 , including subsequent amendments. Data confidentiality: Individual responses remain private; only aggregated data at district, state and national levels are released. Important Facts The census will be overseen by state and Union Territories (UTs). Field‑level activities—data collection, verification, monitoring, and supervision—are carried out by census functionaries appointed by the respective State Governments and UT administrations under the legal provisions mentioned above. Minister of State for Home Affairs Shri Nityanand Rai clarified these safeguards in a written reply to a Lok Sabha query, emphasizing the collaborative role of central and sub‑national authorities. UPSC Relevance Understanding the legal and administrative framework of the census is vital for GS‑2 (Polity) as it illustrates centre‑state cooperation, statutory authority, and data privacy norms. The shift to digital collection touches upon GS‑3 (Economy) topics such as e‑governance, technology‑enabled public services, and the impact on data‑driven policy planning. Way Forward Strengthen cyber‑security measures for the web portal and mobile app to prevent data breaches. Conduct extensive training for enumerators and public awareness campaigns to boost participation in Self‑Enumeration . Ensure timely release of phase‑wise questionnaires and clear communication of timelines to states and UTs. Monitor compliance with the Census Act 1948 and related rules to safeguard confidentiality. These steps will help achieve a comprehensive, secure, and technology‑enabled census, providing reliable data for planning and governance.