diff --git a/vendor/golang.org/x/crypto/ssh/terminal/terminal.go b/vendor/golang.org/x/crypto/ssh/terminal/terminal.go
index 9a887598f..d1b4fca3a 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/terminal.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/terminal.go
@@ -7,6 +7,8 @@ package terminal
 import (
 	"bytes"
 	"io"
+	"runtime"
+	"strconv"
 	"sync"
 	"unicode/utf8"
 )
@@ -159,6 +161,10 @@ func bytesToKey(b []byte, pasteActive bool) (rune, []byte) {
 			return keyClearScreen, b[1:]
 		case 23: // ^W
 			return keyDeleteWord, b[1:]
+		case 14: // ^N
+			return keyDown, b[1:]
+		case 16: // ^P
+			return keyUp, b[1:]
 		}
 	}
 
@@ -267,34 +273,44 @@ func (t *Terminal) moveCursorToPos(pos int) {
 }
 
 func (t *Terminal) move(up, down, left, right int) {
-	movement := make([]rune, 3*(up+down+left+right))
-	m := movement
-	for i := 0; i < up; i++ {
-		m[0] = keyEscape
-		m[1] = '['
-		m[2] = 'A'
-		m = m[3:]
-	}
-	for i := 0; i < down; i++ {
-		m[0] = keyEscape
-		m[1] = '['
-		m[2] = 'B'
-		m = m[3:]
-	}
-	for i := 0; i < left; i++ {
-		m[0] = keyEscape
-		m[1] = '['
-		m[2] = 'D'
-		m = m[3:]
-	}
-	for i := 0; i < right; i++ {
-		m[0] = keyEscape
-		m[1] = '['
-		m[2] = 'C'
-		m = m[3:]
+	m := []rune{}
+
+	// 1 unit up can be expressed as ^[[A or ^[A
+	// 5 units up can be expressed as ^[[5A
+
+	if up == 1 {
+		m = append(m, keyEscape, '[', 'A')
+	} else if up > 1 {
+		m = append(m, keyEscape, '[')
+		m = append(m, []rune(strconv.Itoa(up))...)
+		m = append(m, 'A')
 	}
 
-	t.queue(movement)
+	if down == 1 {
+		m = append(m, keyEscape, '[', 'B')
+	} else if down > 1 {
+		m = append(m, keyEscape, '[')
+		m = append(m, []rune(strconv.Itoa(down))...)
+		m = append(m, 'B')
+	}
+
+	if right == 1 {
+		m = append(m, keyEscape, '[', 'C')
+	} else if right > 1 {
+		m = append(m, keyEscape, '[')
+		m = append(m, []rune(strconv.Itoa(right))...)
+		m = append(m, 'C')
+	}
+
+	if left == 1 {
+		m = append(m, keyEscape, '[', 'D')
+	} else if left > 1 {
+		m = append(m, keyEscape, '[')
+		m = append(m, []rune(strconv.Itoa(left))...)
+		m = append(m, 'D')
+	}
+
+	t.queue(m)
 }
 
 func (t *Terminal) clearLineToRight() {
@@ -924,6 +940,8 @@ func (s *stRingBuffer) NthPreviousEntry(n int) (value string, ok bool) {
 // readPasswordLine reads from reader until it finds \n or io.EOF.
 // The slice returned does not include the \n.
 // readPasswordLine also ignores any \r it finds.
+// Windows uses \r as end of line. So, on Windows, readPasswordLine
+// reads until it finds \r and ignores any \n it finds during processing.
 func readPasswordLine(reader io.Reader) ([]byte, error) {
 	var buf [1]byte
 	var ret []byte
@@ -932,10 +950,20 @@ func readPasswordLine(reader io.Reader) ([]byte, error) {
 		n, err := reader.Read(buf[:])
 		if n > 0 {
 			switch buf[0] {
+			case '\b':
+				if len(ret) > 0 {
+					ret = ret[:len(ret)-1]
+				}
 			case '\n':
-				return ret, nil
+				if runtime.GOOS != "windows" {
+					return ret, nil
+				}
+				// otherwise ignore \n
 			case '\r':
-				// remove \r from passwords on Windows
+				if runtime.GOOS == "windows" {
+					return ret, nil
+				}
+				// otherwise ignore \r
 			default:
 				ret = append(ret, buf[0])
 			}
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/util.go b/vendor/golang.org/x/crypto/ssh/terminal/util.go
index 731c89a28..391104084 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/util.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/util.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build darwin dragonfly freebsd linux,!appengine netbsd openbsd
+// +build aix darwin dragonfly freebsd linux,!appengine netbsd openbsd
 
 // Package terminal provides support functions for dealing with terminals, as
 // commonly found on UNIX systems.
@@ -25,7 +25,7 @@ type State struct {
 	termios unix.Termios
 }
 
-// IsTerminal returns true if the given file descriptor is a terminal.
+// IsTerminal returns whether the given file descriptor is a terminal.
 func IsTerminal(fd int) bool {
 	_, err := unix.IoctlGetTermios(fd, ioctlReadTermios)
 	return err == nil
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/util_plan9.go b/vendor/golang.org/x/crypto/ssh/terminal/util_plan9.go
index 799f049f0..9317ac7ed 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/util_plan9.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/util_plan9.go
@@ -21,7 +21,7 @@ import (
 
 type State struct{}
 
-// IsTerminal returns true if the given file descriptor is a terminal.
+// IsTerminal returns whether the given file descriptor is a terminal.
 func IsTerminal(fd int) bool {
 	return false
 }
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/util_solaris.go b/vendor/golang.org/x/crypto/ssh/terminal/util_solaris.go
index 9e41b9f43..3d5f06a9f 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/util_solaris.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/util_solaris.go
@@ -17,7 +17,7 @@ type State struct {
 	termios unix.Termios
 }
 
-// IsTerminal returns true if the given file descriptor is a terminal.
+// IsTerminal returns whether the given file descriptor is a terminal.
 func IsTerminal(fd int) bool {
 	_, err := unix.IoctlGetTermio(fd, unix.TCGETA)
 	return err == nil
diff --git a/vendor/golang.org/x/crypto/ssh/terminal/util_windows.go b/vendor/golang.org/x/crypto/ssh/terminal/util_windows.go
index 8618955df..f614e9cb6 100644
--- a/vendor/golang.org/x/crypto/ssh/terminal/util_windows.go
+++ b/vendor/golang.org/x/crypto/ssh/terminal/util_windows.go
@@ -26,7 +26,7 @@ type State struct {
 	mode uint32
 }
 
-// IsTerminal returns true if the given file descriptor is a terminal.
+// IsTerminal returns whether the given file descriptor is a terminal.
 func IsTerminal(fd int) bool {
 	var st uint32
 	err := windows.GetConsoleMode(windows.Handle(fd), &st)
@@ -64,13 +64,15 @@ func Restore(fd int, state *State) error {
 	return windows.SetConsoleMode(windows.Handle(fd), state.mode)
 }
 
-// GetSize returns the dimensions of the given terminal.
+// GetSize returns the visible dimensions of the given terminal.
+//
+// These dimensions don't include any scrollback buffer height.
 func GetSize(fd int) (width, height int, err error) {
 	var info windows.ConsoleScreenBufferInfo
 	if err := windows.GetConsoleScreenBufferInfo(windows.Handle(fd), &info); err != nil {
 		return 0, 0, err
 	}
-	return int(info.Size.X), int(info.Size.Y), nil
+	return int(info.Window.Right - info.Window.Left + 1), int(info.Window.Bottom - info.Window.Top + 1), nil
 }
 
 // ReadPassword reads a line of input from a terminal without local echo.  This
@@ -83,8 +85,8 @@ func ReadPassword(fd int) ([]byte, error) {
 	}
 	old := st
 
-	st &^= (windows.ENABLE_ECHO_INPUT)
-	st |= (windows.ENABLE_PROCESSED_INPUT | windows.ENABLE_LINE_INPUT | windows.ENABLE_PROCESSED_OUTPUT)
+	st &^= (windows.ENABLE_ECHO_INPUT | windows.ENABLE_LINE_INPUT)
+	st |= (windows.ENABLE_PROCESSED_OUTPUT | windows.ENABLE_PROCESSED_INPUT)
 	if err := windows.SetConsoleMode(windows.Handle(fd), st); err != nil {
 		return nil, err
 	}
diff --git a/vendor/vendor.json b/vendor/vendor.json
index fc64aff4a..c45a12138 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -452,7 +452,7 @@
 		{"path":"golang.org/x/crypto/blake2b","checksumSHA1":"jfKksm9ENL0+wzoOuMR8kNuIePw=","revision":"891825fb96dfc23279b4a42f710d49e78e05b333","revisionTime":"2020-03-20T06:35:11Z"},
 		{"path":"golang.org/x/crypto/ed25519","checksumSHA1":"LBGzsIWPQD6uFAeSYFg8Bd28Grw=","revision":"891825fb96dfc23279b4a42f710d49e78e05b333","revisionTime":"2020-03-20T06:35:11Z"},
 		{"path":"golang.org/x/crypto/pbkdf2","checksumSHA1":"1MGpGDQqnUoRpv7VEcQrXOBydXE=","revision":"891825fb96dfc23279b4a42f710d49e78e05b333","revisionTime":"2020-03-20T06:35:11Z"},
-		{"path":"golang.org/x/crypto/ssh/terminal","checksumSHA1":"BGm8lKZmvJbf/YOJLeL1rw2WVjA=","revision":"a49355c7e3f8fe157a85be2f77e6e269a0f89602","revisionTime":"2018-06-20T09:14:27Z"},
+		{"path":"golang.org/x/crypto/ssh/terminal","checksumSHA1":"V3AzyHJxzbV6/q3/1e5O39pv7XU=","revision":"891825fb96dfc23279b4a42f710d49e78e05b333","revisionTime":"2020-03-20T06:35:11Z"},
 		{"path":"golang.org/x/net/context","checksumSHA1":"GtamqiJoL7PGHsN454AoffBFMa8=","revision":"c10e9556a7bc0e7c942242b606f0acf024ad5d6a","revisionTime":"2018-11-02T08:55:01Z"},
 		{"path":"golang.org/x/net/context/ctxhttp","checksumSHA1":"WHc3uByvGaMcnSoI21fhzYgbOgg=","revision":"f09c4662a0bd6bd8943ac7b4931e185df9471da4","revisionTime":"2016-09-24T00:10:04Z"},
 		{"path":"golang.org/x/net/html","checksumSHA1":"vqc3a+oTUGX8PmD0TS+qQ7gmN8I=","revision":"66aacef3dd8a676686c7ae3716979581e8b03c47","revisionTime":"2016-09-14T00:11:54Z"},