diff --git a/package-lock.json b/package-lock.json
index c06bf01..79576e8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,6 +8,7 @@
 			"name": "exchange-rate-export",
 			"version": "0.0.1",
 			"dependencies": {
+				"axios": "^1.10.0",
 				"date-fns": "^4.1.0"
 			},
 			"devDependencies": {
@@ -1511,6 +1512,23 @@
 				"printable-characters": "^1.0.42"
 			}
 		},
+		"node_modules/asynckit": {
+			"version": "0.4.0",
+			"resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+			"integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==",
+			"license": "MIT"
+		},
+		"node_modules/axios": {
+			"version": "1.10.0",
+			"resolved": "https://registry.npmjs.org/axios/-/axios-1.10.0.tgz",
+			"integrity": "sha512-/1xYAC4MP/HEG+3duIhFr4ZQXR4sQXOIe+o6sdqzeykGLx6Upp/1p8MHqhINOvGeP7xyNHe7tsiJByc4SSVUxw==",
+			"license": "MIT",
+			"dependencies": {
+				"follow-redirects": "^1.15.6",
+				"form-data": "^4.0.0",
+				"proxy-from-env": "^1.1.0"
+			}
+		},
 		"node_modules/axobject-query": {
 			"version": "4.1.0",
 			"resolved": "https://registry.npmjs.org/axobject-query/-/axobject-query-4.1.0.tgz",
@@ -1528,6 +1546,19 @@
 			"dev": true,
 			"license": "MIT"
 		},
+		"node_modules/call-bind-apply-helpers": {
+			"version": "1.0.2",
+			"resolved": "https://registry.npmjs.org/call-bind-apply-helpers/-/call-bind-apply-helpers-1.0.2.tgz",
+			"integrity": "sha512-Sp1ablJ0ivDkSzjcaJdxEunN5/XvksFJ2sMBFfq6x0ryhQV/2b/KwFe21cMpmHtPOSij8K99/wSfoEuTObmuMQ==",
+			"license": "MIT",
+			"dependencies": {
+				"es-errors": "^1.3.0",
+				"function-bind": "^1.1.2"
+			},
+			"engines": {
+				"node": ">= 0.4"
+			}
+		},
 		"node_modules/clsx": {
 			"version": "2.1.1",
 			"resolved": "https://registry.npmjs.org/clsx/-/clsx-2.1.1.tgz",
@@ -1583,6 +1614,18 @@
 				"simple-swizzle": "^0.2.2"
 			}
 		},
+		"node_modules/combined-stream": {
+			"version": "1.0.8",
+			"resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+			"integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+			"license": "MIT",
+			"dependencies": {
+				"delayed-stream": "~1.0.0"
+			},
+			"engines": {
+				"node": ">= 0.8"
+			}
+		},
 		"node_modules/cookie": {
 			"version": "0.6.0",
 			"resolved": "https://registry.npmjs.org/cookie/-/cookie-0.6.0.tgz",
@@ -1645,6 +1688,15 @@
 			"dev": true,
 			"license": "MIT"
 		},
+		"node_modules/delayed-stream": {
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+			"integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
+			"license": "MIT",
+			"engines": {
+				"node": ">=0.4.0"
+			}
+		},
 		"node_modules/detect-libc": {
 			"version": "2.0.4",
 			"resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-2.0.4.tgz",
@@ -1662,6 +1714,65 @@
 			"dev": true,
 			"license": "MIT"
 		},
+		"node_modules/dunder-proto": {
+			"version": "1.0.1",
+			"resolved": "https://registry.npmjs.org/dunder-proto/-/dunder-proto-1.0.1.tgz",
+			"integrity": "sha512-KIN/nDJBQRcXw0MLVhZE9iQHmG68qAVIBg9CqmUYjmQIhgij9U5MFvrqkUL5FbtyyzZuOeOt0zdeRe4UY7ct+A==",
+			"license": "MIT",
+			"dependencies": {
+				"call-bind-apply-helpers": "^1.0.1",
+				"es-errors": "^1.3.0",
+				"gopd": "^1.2.0"
+			},
+			"engines": {
+				"node": ">= 0.4"
+			}
+		},
+		"node_modules/es-define-property": {
+			"version": "1.0.1",
+			"resolved": "https://registry.npmjs.org/es-define-property/-/es-define-property-1.0.1.tgz",
+			"integrity": "sha512-e3nRfgfUZ4rNGL232gUgX06QNyyez04KdjFrF+LTRoOXmrOgFKDg4BCdsjW8EnT69eqdYGmRpJwiPVYNrCaW3g==",
+			"license": "MIT",
+			"engines": {
+				"node": ">= 0.4"
+			}
+		},
+		"node_modules/es-errors": {
+			"version": "1.3.0",
+			"resolved": "https://registry.npmjs.org/es-errors/-/es-errors-1.3.0.tgz",
+			"integrity": "sha512-Zf5H2Kxt2xjTvbJvP2ZWLEICxA6j+hAmMzIlypy4xcBg1vKVnx89Wy0GbS+kf5cwCVFFzdCFh2XSCFNULS6csw==",
+			"license": "MIT",
+			"engines": {
+				"node": ">= 0.4"
+			}
+		},
+		"node_modules/es-object-atoms": {
+			"version": "1.1.1",
+			"resolved": "https://registry.npmjs.org/es-object-atoms/-/es-object-atoms-1.1.1.tgz",
+			"integrity": "sha512-FGgH2h8zKNim9ljj7dankFPcICIK9Cp5bm+c2gQSYePhpaG5+esrLODihIorn+Pe6FGJzWhXQotPv73jTaldXA==",
+			"license": "MIT",
+			"dependencies": {
+				"es-errors": "^1.3.0"
+			},
+			"engines": {
+				"node": ">= 0.4"
+			}
+		},
+		"node_modules/es-set-tostringtag": {
+			"version": "2.1.0",
+			"resolved": "https://registry.npmjs.org/es-set-tostringtag/-/es-set-tostringtag-2.1.0.tgz",
+			"integrity": "sha512-j6vWzfrGVfyXxge+O0x5sh6cvxAog0a/4Rdd2K36zCMV5eJ+/+tOAngRO8cODMNWbVRdVlmGZQL2YS3yR8bIUA==",
+			"license": "MIT",
+			"dependencies": {
+				"es-errors": "^1.3.0",
+				"get-intrinsic": "^1.2.6",
+				"has-tostringtag": "^1.0.2",
+				"hasown": "^2.0.2"
+			},
+			"engines": {
+				"node": ">= 0.4"
+			}
+		},
 		"node_modules/esbuild": {
 			"version": "0.25.5",
 			"resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.25.5.tgz",
@@ -1755,6 +1866,42 @@
 				}
 			}
 		},
+		"node_modules/follow-redirects": {
+			"version": "1.15.9",
+			"resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.9.tgz",
+			"integrity": "sha512-gew4GsXizNgdoRyqmyfMHyAmXsZDk6mHkSxZFCzW9gwlbtOW44CDtYavM+y+72qD/Vq2l550kMF52DT8fOLJqQ==",
+			"funding": [
+				{
+					"type": "individual",
+					"url": "https://github.com/sponsors/RubenVerborgh"
+				}
+			],
+			"license": "MIT",
+			"engines": {
+				"node": ">=4.0"
+			},
+			"peerDependenciesMeta": {
+				"debug": {
+					"optional": true
+				}
+			}
+		},
+		"node_modules/form-data": {
+			"version": "4.0.3",
+			"resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.3.tgz",
+			"integrity": "sha512-qsITQPfmvMOSAdeyZ+12I1c+CKSstAFAwu+97zrnWAbIr5u8wfsExUzCesVLC8NgHuRUqNN4Zy6UPWUTRGslcA==",
+			"license": "MIT",
+			"dependencies": {
+				"asynckit": "^0.4.0",
+				"combined-stream": "^1.0.8",
+				"es-set-tostringtag": "^2.1.0",
+				"hasown": "^2.0.2",
+				"mime-types": "^2.1.12"
+			},
+			"engines": {
+				"node": ">= 6"
+			}
+		},
 		"node_modules/fsevents": {
 			"version": "2.3.3",
 			"resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
@@ -1770,6 +1917,52 @@
 				"node": "^8.16.0 || ^10.6.0 || >=11.0.0"
 			}
 		},
+		"node_modules/function-bind": {
+			"version": "1.1.2",
+			"resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.2.tgz",
+			"integrity": "sha512-7XHNxH7qX9xG5mIwxkhumTox/MIRNcOgDrxWsMt2pAr23WHp6MrRlN7FBSFpCpr+oVO0F744iUgR82nJMfG2SA==",
+			"license": "MIT",
+			"funding": {
+				"url": "https://github.com/sponsors/ljharb"
+			}
+		},
+		"node_modules/get-intrinsic": {
+			"version": "1.3.0",
+			"resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.3.0.tgz",
+			"integrity": "sha512-9fSjSaos/fRIVIp+xSJlE6lfwhES7LNtKaCBIamHsjr2na1BiABJPo0mOjjz8GJDURarmCPGqaiVg5mfjb98CQ==",
+			"license": "MIT",
+			"dependencies": {
+				"call-bind-apply-helpers": "^1.0.2",
+				"es-define-property": "^1.0.1",
+				"es-errors": "^1.3.0",
+				"es-object-atoms": "^1.1.1",
+				"function-bind": "^1.1.2",
+				"get-proto": "^1.0.1",
+				"gopd": "^1.2.0",
+				"has-symbols": "^1.1.0",
+				"hasown": "^2.0.2",
+				"math-intrinsics": "^1.1.0"
+			},
+			"engines": {
+				"node": ">= 0.4"
+			},
+			"funding": {
+				"url": "https://github.com/sponsors/ljharb"
+			}
+		},
+		"node_modules/get-proto": {
+			"version": "1.0.1",
+			"resolved": "https://registry.npmjs.org/get-proto/-/get-proto-1.0.1.tgz",
+			"integrity": "sha512-sTSfBjoXBp89JvIKIefqw7U2CCebsc74kiY6awiGogKtoSGbgjYE/G/+l9sF3MWFPNc9IcoOC4ODfKHfxFmp0g==",
+			"license": "MIT",
+			"dependencies": {
+				"dunder-proto": "^1.0.1",
+				"es-object-atoms": "^1.0.0"
+			},
+			"engines": {
+				"node": ">= 0.4"
+			}
+		},
 		"node_modules/get-source": {
 			"version": "2.0.12",
 			"resolved": "https://registry.npmjs.org/get-source/-/get-source-2.0.12.tgz",
@@ -1788,6 +1981,57 @@
 			"dev": true,
 			"license": "BSD-2-Clause"
 		},
+		"node_modules/gopd": {
+			"version": "1.2.0",
+			"resolved": "https://registry.npmjs.org/gopd/-/gopd-1.2.0.tgz",
+			"integrity": "sha512-ZUKRh6/kUFoAiTAtTYPZJ3hw9wNxx+BIBOijnlG9PnrJsCcSjs1wyyD6vJpaYtgnzDrKYRSqf3OO6Rfa93xsRg==",
+			"license": "MIT",
+			"engines": {
+				"node": ">= 0.4"
+			},
+			"funding": {
+				"url": "https://github.com/sponsors/ljharb"
+			}
+		},
+		"node_modules/has-symbols": {
+			"version": "1.1.0",
+			"resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.1.0.tgz",
+			"integrity": "sha512-1cDNdwJ2Jaohmb3sg4OmKaMBwuC48sYni5HUw2DvsC8LjGTLK9h+eb1X6RyuOHe4hT0ULCW68iomhjUoKUqlPQ==",
+			"license": "MIT",
+			"engines": {
+				"node": ">= 0.4"
+			},
+			"funding": {
+				"url": "https://github.com/sponsors/ljharb"
+			}
+		},
+		"node_modules/has-tostringtag": {
+			"version": "1.0.2",
+			"resolved": "https://registry.npmjs.org/has-tostringtag/-/has-tostringtag-1.0.2.tgz",
+			"integrity": "sha512-NqADB8VjPFLM2V0VvHUewwwsw0ZWBaIdgo+ieHtK3hasLz4qeCRjYcqfB6AQrBggRKppKF8L52/VqdVsO47Dlw==",
+			"license": "MIT",
+			"dependencies": {
+				"has-symbols": "^1.0.3"
+			},
+			"engines": {
+				"node": ">= 0.4"
+			},
+			"funding": {
+				"url": "https://github.com/sponsors/ljharb"
+			}
+		},
+		"node_modules/hasown": {
+			"version": "2.0.2",
+			"resolved": "https://registry.npmjs.org/hasown/-/hasown-2.0.2.tgz",
+			"integrity": "sha512-0hJU9SCPvmMzIBdZFqNPXWa6dqh7WdH0cII9y+CyS8rG3nL48Bclra9HmKhVVUHyPWNH5Y7xDwAB7bfgSjkUMQ==",
+			"license": "MIT",
+			"dependencies": {
+				"function-bind": "^1.1.2"
+			},
+			"engines": {
+				"node": ">= 0.4"
+			}
+		},
 		"node_modules/is-arrayish": {
 			"version": "0.3.2",
 			"resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.3.2.tgz",
@@ -1832,6 +2076,15 @@
 				"@jridgewell/sourcemap-codec": "^1.5.0"
 			}
 		},
+		"node_modules/math-intrinsics": {
+			"version": "1.1.0",
+			"resolved": "https://registry.npmjs.org/math-intrinsics/-/math-intrinsics-1.1.0.tgz",
+			"integrity": "sha512-/IXtbwEk5HTPyEwyKX6hGkYXxM9nbj64B+ilVJnC/R6B0pH5G4V3b0pVbL7DBj4tkhBAppbQUlf6F6Xl9LHu1g==",
+			"license": "MIT",
+			"engines": {
+				"node": ">= 0.4"
+			}
+		},
 		"node_modules/mime": {
 			"version": "3.0.0",
 			"resolved": "https://registry.npmjs.org/mime/-/mime-3.0.0.tgz",
@@ -1845,6 +2098,27 @@
 				"node": ">=10.0.0"
 			}
 		},
+		"node_modules/mime-db": {
+			"version": "1.52.0",
+			"resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
+			"integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
+			"license": "MIT",
+			"engines": {
+				"node": ">= 0.6"
+			}
+		},
+		"node_modules/mime-types": {
+			"version": "2.1.35",
+			"resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
+			"integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
+			"license": "MIT",
+			"dependencies": {
+				"mime-db": "1.52.0"
+			},
+			"engines": {
+				"node": ">= 0.6"
+			}
+		},
 		"node_modules/miniflare": {
 			"version": "4.20250617.4",
 			"resolved": "https://registry.npmjs.org/miniflare/-/miniflare-4.20250617.4.tgz",
@@ -2018,6 +2292,12 @@
 			"dev": true,
 			"license": "Unlicense"
 		},
+		"node_modules/proxy-from-env": {
+			"version": "1.1.0",
+			"resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+			"integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg==",
+			"license": "MIT"
+		},
 		"node_modules/regexparam": {
 			"version": "3.0.0",
 			"resolved": "https://registry.npmjs.org/regexparam/-/regexparam-3.0.0.tgz",
diff --git a/package.json b/package.json
index 3b9b57a..bbb951b 100644
--- a/package.json
+++ b/package.json
@@ -21,6 +21,7 @@
 		"wrangler": "^4.22.0"
 	},
 	"dependencies": {
+		"axios": "^1.10.0",
 		"date-fns": "^4.1.0"
 	}
 }
diff --git a/src/routes/api/exchange-rates/+server.js b/src/routes/api/exchange-rates/+server.js
index 6d8ca90..f2ac11a 100644
--- a/src/routes/api/exchange-rates/+server.js
+++ b/src/routes/api/exchange-rates/+server.js
@@ -1,5 +1,15 @@
 import { json } from '@sveltejs/kit';
-import { format, parse } from 'date-fns';
+import { format } from 'date-fns';
+import axios from 'axios';
+import https from 'https';
+import crypto from 'crypto';
+
+// Configure axios with legacy SSL support
+const axiosInstance = axios.create({
+  httpsAgent: new https.Agent({
+    secureOptions: crypto.constants.SSL_OP_LEGACY_SERVER_CONNECT,
+  })
+});
 
 // Helper function to fetch BIDV exchange rates
 async function fetchBIDVRates(dateObj) {
@@ -7,16 +17,8 @@ async function fetchBIDVRates(dateObj) {
   
   try {
     // First API call to get namerecord
-    const timeRes = await fetch('https://bidv.com.vn/ServicesBIDV/ExchangeDetailSearchTimeServlet', {
-      method: 'POST',
-      headers: {
-        'Content-Type': 'application/x-www-form-urlencoded',
-      },
-      body: `date=${encodeURIComponent(dateStr)}`
-    });
-    
-    if (!timeRes.ok) throw new Error('Failed to fetch BIDV time data');
-    const timeData = await timeRes.json();
+    const timeRes = await axiosInstance.get(`https://bidv.com.vn/ServicesBIDV/ExchangeDetailSearchTimeServlet?date=${dateStr}`);
+    const timeData = timeRes.data;
     
     if (timeData.status !== 1 || !timeData.data?.length) return null;
     
@@ -25,16 +27,8 @@ async function fetchBIDVRates(dateObj) {
       current.time > latest.time ? current : latest, timeData.data[0]);
     
     // Second API call to get exchange rates
-    const rateRes = await fetch('https://bidv.com.vn/ServicesBIDV/ExchangeDetailServlet', {
-      method: 'POST',
-      headers: {
-        'Content-Type': 'application/x-www-form-urlencoded',
-      },
-      body: `date=${encodeURIComponent(dateStr)}&time=${latest.namerecord}`
-    });
-    
-    if (!rateRes.ok) throw new Error('Failed to fetch BIDV rate data');
-    const rateData = await rateRes.json();
+    const rateRes = await axiosInstance.get(`https://bidv.com.vn/ServicesBIDV/ExchangeDetailServlet?date=${dateStr}&time=${latest.namerecord}`);
+    const rateData = rateRes.data;
     
     if (rateData.status !== 1 || !rateData.data) return null;
     
@@ -62,10 +56,8 @@ async function fetchTCBRates(dateObj) {
   const dateStr = format(dateObj, 'yyyy-MM-dd');
   const url = `https://techcombank.com/content/techcombank/web/vn/vi/cong-cu-tien-ich/ty-gia/_jcr_content.exchange-rates.${dateStr}.integration.json`;
   
-  const res = await fetch(url);
-  if (!res.ok) throw new Error('Failed to fetch TCB data');
-  
-  const data = await res.json();
+  const res = await axiosInstance.get(url);
+  const data = res.data;
   if (!data.exchangeRate?.data) return null;
   
   // Find USD data