May chu chat ma hoa rieng tu: thay the WhatsApp, Telegram va Slack
Trong thoi dai du lieu la dau mo, viec chat lien chuyen va du lieu hoi nghi nam tren may chu cua Meta, Telegram hay Salesforce co nghia la ban dang dat tat ca cuoc tro chuyen cong viec va ca nhan vao tay cac cong ty co the bi pháp luat hay tin tac tac dong. Voi may chu chat ma hoa rieng tu tren VPS AnubizHost, ban kiem soat toan bo: Matrix Synapse (giao thuc mo, ket noi lien bang), Element (client web va mobile dep, hoan thien), hay Rocket.Chat (thay the Slack day du tinh nang). Tat ca voi ma hoa end-to-end MegOLM hoac OMEMO, va metadata o lai tren may chu cua ban thay vi cua Big Tech.
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Matrix, Rocket.Chat, hay XMPP: lua chon nao
Matrix la lua chon hien dai nhat, cho phep ket noi lien bang voi nhung Matrix server khac (mac dinh la matrix.org, nhung ban co the tat hoac kiem soat). Element la client mobile va web cho Matrix, phong cach giong Slack/Discord. Ma hoa end-to-end MegOLM duoc kiem chung va co ho tro chinh thuc cho voice/video qua WebRTC. Rocket.Chat khac han: giong Slack hon, hoat dong tot trong moi truong doanh nghiep voi tich hop nhieu cong cu (Jira, GitHub, Zendesk), nhung khong co ket noi lien bang. XMPP (da neu o trang khac) nhe hon nhung kem ho tro voice/video. Cho doanh nghiep muon thay the Slack, Rocket.Chat la lua chon hop ly. Cho cong dong va nguoi dung ca nhan muon ma hoa toi da va linh hoat, Matrix tot hon. Cho team ky thuat cu va muon don gian, XMPP van rat tot.
Tai nguyen VPS can thiet va scaling
Matrix Synapse co dac diem la tieu thu kha nhieu tai nguyen vi xu ly federation va cryptographic state resolution. Cho 50 nguoi dung tich cuc, VPS Medium 4 vCPU 8GB RAM la diem khoi dau toi thieu. Cho 500 nguoi dung, can VPS Large 8 vCPU 16GB. Database PostgreSQL phai duoc tune cao, va voice/video chuyen qua TURN server rieng. Rocket.Chat nhe hon nhieu: VPS Small 2 vCPU 4GB du cho 200-500 nguoi dung tich cuc. MongoDB la database de cau hinh. Cho doanh nghiep can voice/video conference, can them mot TURN server (coturn) tren VPS rieng de NAT traversal. AnubizHost co the cau hinh ca hai tren mot VPS Large (Matrix + coturn) hoac trai tren hai VPS de tach lo i lac.
Tat federation, gioi han dang ky, va bao mat metadata
Matrix mac dinh ket noi lien bang voi matrix.org va cac homeserver khac. Voi doanh nghiep va cong dong dong, ban co the muon tat federation hoan toan - chi nguoi dung tren homeserver cua ban moi ket noi voi nhau. Cau hinh nay dam bao metadata khong roi may chu cua ban. Dang ky cong khai co the duoc tat de admin tu tao tai khoan, hoac yeu cau mot CAPTCHA va xac nhan email. Trong tat ca cac trien khai, AnubizHost cau hinh: tat retention indefinite, xoa cac log signaling sau 7 ngay, su dung TLS 1.3 va HSTS, va backup duoc ma hoa luu tru tren VPS thu hai o vi tri khac (Iceland + Ha Lan ket hop). Ket qua: du toan bo VPS bi tich thu, ke tan cong khong the doc tin nhan, va metadata cu chi co thoi gian gioi han.
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