diff --git a/Lib/test/test_ssl.py b/Lib/test/test_ssl.py
index 0be5652..383c78a 100644
--- a/Lib/test/test_ssl.py
+++ b/Lib/test/test_ssl.py
@@ -651,21 +651,23 @@
         except Exception as x:
             raise support.TestFailed("Unexpected exception:  " + str(x))
         else:
-            if connectionchatty:
-                if support.verbose:
-                    sys.stdout.write(
-                        " client:  sending %s...\n" % (repr(indata)))
-            s.write(indata.encode('ASCII', 'strict'))
-            outdata = s.read()
-            if connectionchatty:
-                if support.verbose:
-                    sys.stdout.write(" client:  read %s\n" % repr(outdata))
-            outdata = str(outdata, 'ASCII', 'strict')
-            if outdata != indata.lower():
-                raise support.TestFailed(
-                    "bad data <<%s>> (%d) received; expected <<%s>> (%d)\n"
-                    % (repr(outdata[:min(len(outdata),20)]), len(outdata),
-                       repr(indata[:min(len(indata),20)].lower()), len(indata)))
+            bindata = indata.encode('ASCII', 'strict')
+            for arg in [bindata, bytearray(bindata), memoryview(bindata)]:
+                if connectionchatty:
+                    if support.verbose:
+                        sys.stdout.write(
+                            " client:  sending %s...\n" % (repr(indata)))
+                s.write(arg)
+                outdata = s.read()
+                if connectionchatty:
+                    if support.verbose:
+                        sys.stdout.write(" client:  read %s\n" % repr(outdata))
+                outdata = str(outdata, 'ASCII', 'strict')
+                if outdata != indata.lower():
+                    raise support.TestFailed(
+                        "bad data <<%s>> (%d) received; expected <<%s>> (%d)\n"
+                        % (repr(outdata[:min(len(outdata),20)]), len(outdata),
+                           repr(indata[:min(len(indata),20)].lower()), len(indata)))
             s.write("over\n".encode("ASCII", "strict"))
             if connectionchatty:
                 if support.verbose:
diff --git a/Misc/NEWS b/Misc/NEWS
index 6256c69..70e0e1c 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -140,6 +140,8 @@
 Library
 -------
 
+- Issue #7133: SSL objects now support the new buffer API.
+
 - Issue #1488943: difflib.Differ() doesn't always add hints for tab characters
 
 - Issue #6123: tarfile now opens empty archives correctly and consistently
diff --git a/Modules/_ssl.c b/Modules/_ssl.c
index 906138d..dfe2fb0 100644
--- a/Modules/_ssl.c
+++ b/Modules/_ssl.c
@@ -1146,9 +1146,8 @@
 
 static PyObject *PySSL_SSLwrite(PySSLObject *self, PyObject *args)
 {
-	char *data;
+	Py_buffer buf;
 	int len;
-	int count;
 	int sockstate;
 	int err;
         int nonblocking;
@@ -1161,7 +1160,7 @@
                 return NULL;
         }
 
-	if (!PyArg_ParseTuple(args, "y#:write", &data, &count))
+	if (!PyArg_ParseTuple(args, "y*:write", &buf))
 		return NULL;
 
         /* just in case the blocking state of the socket has been changed */
@@ -1173,24 +1172,24 @@
 	if (sockstate == SOCKET_HAS_TIMED_OUT) {
 		PyErr_SetString(PySSLErrorObject,
                                 "The write operation timed out");
-		return NULL;
+		goto error;
 	} else if (sockstate == SOCKET_HAS_BEEN_CLOSED) {
 		PyErr_SetString(PySSLErrorObject,
                                 "Underlying socket has been closed.");
-		return NULL;
+		goto error;
 	} else if (sockstate == SOCKET_TOO_LARGE_FOR_SELECT) {
 		PyErr_SetString(PySSLErrorObject,
                                 "Underlying socket too large for select().");
-		return NULL;
+		goto error;
 	}
 	do {
 		err = 0;
 		PySSL_BEGIN_ALLOW_THREADS
-		len = SSL_write(self->ssl, data, count);
+		len = SSL_write(self->ssl, buf.buf, buf.len);
 		err = SSL_get_error(self->ssl, len);
 		PySSL_END_ALLOW_THREADS
-		if(PyErr_CheckSignals()) {
-			return NULL;
+		if (PyErr_CheckSignals()) {
+			goto error;
 		}
 		if (err == SSL_ERROR_WANT_READ) {
 			sockstate =
@@ -1204,19 +1203,25 @@
 		if (sockstate == SOCKET_HAS_TIMED_OUT) {
 			PyErr_SetString(PySSLErrorObject,
                                         "The write operation timed out");
-			return NULL;
+			goto error;
 		} else if (sockstate == SOCKET_HAS_BEEN_CLOSED) {
 			PyErr_SetString(PySSLErrorObject,
                                         "Underlying socket has been closed.");
-			return NULL;
+			goto error;
 		} else if (sockstate == SOCKET_IS_NONBLOCKING) {
 			break;
 		}
 	} while (err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE);
+
+	PyBuffer_Release(&buf);
 	if (len > 0)
 		return PyLong_FromLong(len);
 	else
 		return PySSL_SetError(self, len, __FILE__, __LINE__);
+
+error:
+	PyBuffer_Release(&buf);
+	return NULL;
 }
 
 PyDoc_STRVAR(PySSL_SSLwrite_doc,